@font-face{font-family:Noto Sans Khmer;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/noto-sans-khmer-khmer-400-normal-DnqNet9s.woff2) format("woff2"),url(/assets/noto-sans-khmer-khmer-400-normal-CfhpqDv8.woff) format("woff")}@font-face{font-family:Noto Sans Khmer;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/noto-sans-khmer-khmer-500-normal-2z33mOhH.woff2) format("woff2"),url(/assets/noto-sans-khmer-khmer-500-normal-dNx9-JxI.woff) format("woff")}@font-face{font-family:Noto Sans Khmer;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/noto-sans-khmer-khmer-600-normal-BC0SQLZd.woff2) format("woff2"),url(/assets/noto-sans-khmer-khmer-600-normal-D1vq1Qy3.woff) format("woff")}.listen-sheet-shade{position:fixed;inset:0;z-index:60;display:flex;align-items:flex-end;justify-content:center;background:var(--scrim);font-family:var(--body, system-ui, sans-serif)}.listen-sheet,.listen-sheet *{box-sizing:border-box}.listen-sheet{width:min(100%,540px);max-height:88dvh;overflow-y:auto;padding:12px 18px calc(18px + env(safe-area-inset-bottom));border-radius:20px 20px 0 0;background:var(--raise);color:var(--bone);scrollbar-width:thin;scrollbar-color:var(--edge) transparent}.listen-sheet::-webkit-scrollbar{width:10px}.listen-sheet::-webkit-scrollbar-track{background:transparent}.listen-sheet::-webkit-scrollbar-thumb{background:var(--edge);border-radius:999px;border:3px solid var(--raise);background-clip:padding-box}.listen-sheet::-webkit-scrollbar-thumb:hover{background:color-mix(in srgb,var(--bone) 30%,transparent);background-clip:padding-box}.listen-sheet-shade--center{align-items:center;padding:20px}.listen-sheet--center{width:min(100%,460px);max-height:min(84dvh,680px);padding:16px 18px 18px;border-radius:18px}.listen-sheet button{font:inherit;cursor:pointer}.listen-sheet button:focus-visible{outline:2px solid var(--ember);outline-offset:2px}.listen-sheet-grip{width:36px;height:4px;margin:0 auto 10px;border-radius:999px;background:color-mix(in srgb,var(--bone) 25%,transparent)}.listen-sheet-header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}.listen-sheet h2,.listen-sheet h3{margin:0;font-family:var(--display, system-ui, sans-serif);letter-spacing:-.025em}.listen-sheet h2{font-size:21px}.listen-sheet h3{font-size:18px}.listen-sheet-close{width:36px;height:36px;border:0;border-radius:50%;background:none;color:var(--ash);font-size:25px;line-height:1}.listen-sheet-body{display:grid;gap:16px}.listen-sheet-footer{margin-top:20px}.listen-sheet-actions{display:grid;grid-template-columns:auto 1fr auto auto;gap:8px}.listen-sheet-actions button{min-height:40px;padding:0 12px;border:1px solid var(--edge);border-radius:9px;background:none;color:var(--bone);font-size:13px;font-weight:600}.listen-sheet-actions button:disabled{opacity:.35;cursor:default}.listen-sheet-primary{border-color:var(--ember)!important;background:var(--ember)!important;color:var(--ember-ink)!important}.listen-help-nav{display:flex;gap:6px;overflow-x:auto;padding-bottom:2px}.listen-help-nav button,.listen-settings-chips button{min-height:34px;padding:0 11px;border:1px solid var(--edge);border-radius:999px;background:none;color:var(--ash);font-size:12px;white-space:nowrap}.listen-help-nav button.is-current,.listen-settings-chips button.is-current{border-color:var(--ember);color:var(--ember)}.listen-help-reading,.listen-support-help-copy{font-size:14px;line-height:1.58}.listen-help-reading p,.listen-support-help-copy p{margin:8px 0 0}.listen-support-help-copy h3{margin-top:20px}.listen-support-help-copy ol{margin:9px 0 0;padding-left:21px}.listen-support-help-copy li+li{margin-top:8px}.listen-support-help-copy .listen-sheet-secondary,.listen-help-reading .listen-sheet-secondary{margin-top:16px}.listen-sheet-eyebrow{margin:0 0 8px;color:var(--dim);font-family:var(--mono, ui-monospace, monospace);font-size:10px;letter-spacing:.14em;text-transform:uppercase}.listen-sheet-note{margin:9px 0 0;color:var(--dim);font-size:12px;line-height:1.5}.listen-settings-block+.listen-settings-block{padding-top:18px;border-top:1px solid var(--edge-soft)}.listen-settings-options{display:grid;gap:7px}.listen-settings-options button{min-height:54px;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:9px 12px;border:1px solid var(--edge);border-radius:10px;background:none;color:var(--bone);text-align:left}.listen-settings-options button.is-current{border-color:var(--ember);color:var(--ember)}.listen-settings-options strong,.listen-settings-options small{display:block}.listen-settings-options strong{font-size:13.5px}.listen-settings-options small{margin-top:2px;color:var(--ash);font-size:11.5px}.listen-settings-chips{display:flex;flex-wrap:wrap;gap:7px}.listen-settings-danger button{min-height:40px;padding:0;border:0;background:none;color:var(--ember);font-size:13px;font-weight:600}.listen-settings-swatches{display:flex;flex-wrap:wrap;gap:12px}.listen-settings-swatches button{display:flex;flex-direction:column;align-items:center;gap:5px;width:60px;border:0;background:none;padding:0;color:var(--ash);font-size:10.5px;line-height:1.3;text-align:center}.listen-settings-swatch{position:relative;width:44px;height:44px;border-radius:12px;border:1px solid var(--edge);display:flex;align-items:flex-end;justify-content:flex-end;padding:5px}.listen-settings-swatch>span{width:13px;height:13px;border-radius:50%;border:1px solid rgba(0,0,0,.18)}.listen-settings-swatch b{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:15px;color:var(--ember);text-shadow:0 1px 3px rgb(0 0 0 / .6)}.listen-settings-swatches button.is-current .listen-settings-swatch{border-color:var(--ember);box-shadow:0 0 0 2px var(--ember)}.listen-settings-swatches button.is-current small{color:var(--ember)}.listen-report-note{width:100%;padding:10px 12px;border:1px solid var(--edge);border-radius:10px;background:none;color:var(--bone);font:inherit;font-size:13.5px;line-height:1.5;resize:vertical}.listen-report-note:focus-visible{outline:2px solid var(--ember);outline-offset:1px}.listen-science-claims{display:grid;gap:12px;margin:8px 0 0;padding:0;list-style:none}.listen-science-claim{padding:10px 12px;border:1px solid var(--edge-soft);border-radius:10px}.listen-science-claim p{margin:0;font-size:13px;line-height:1.5}.listen-science-claim .listen-sheet-note{margin-top:6px}.listen-science-claim-meta{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:8px;font-family:var(--mono, ui-monospace, monospace);font-size:10.5px;letter-spacing:.03em;color:var(--dim)}.listen-science-confidence{padding:2px 8px;border-radius:999px;border:1px solid var(--edge);text-transform:uppercase;letter-spacing:.08em}.listen-science-confidence--high,.listen-science-confidence--medium-high{border-color:var(--ember);color:var(--ember)}.dev-panel{border:1px dashed var(--edge);border-radius:12px;padding:12px}.dev-panel .listen-sheet-eyebrow{color:var(--ember)}.dev-panel-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:4px}.dev-panel-actions button,.dev-panel-reset{min-height:40px;padding:0 12px;border:1px solid var(--edge);border-radius:9px;background:none;color:var(--bone);font-size:13px;font-weight:600}.dev-panel-reset{width:100%;margin-top:8px;border-color:color-mix(in srgb,var(--ember) 55%,var(--edge));color:var(--ember)}.dev-panel-actions button:disabled,.dev-panel-reset:disabled{opacity:.4;cursor:default}.dev-panel-note{color:var(--sugar)}.dev-panel-hw{font-family:var(--khmer)}.help-hub-lede{margin:0;font-size:15px;line-height:1.55;color:var(--ash)}.help-hub-steps{display:grid;gap:10px;margin:0;padding:0;list-style:none}.help-hub-step{display:flex;align-items:flex-start;gap:14px;padding:16px;border:1px solid var(--edge);border-radius:18px;background:var(--raise);box-shadow:var(--shadow-card)}.help-hub-step-num{flex:0 0 auto;display:grid;place-items:center;width:34px;height:34px;border:1.5px solid var(--edge);border-radius:50%;background:var(--ground);color:var(--ember);font-family:var(--mono, ui-monospace, monospace);font-size:14px;font-weight:700}.help-hub-step--three .help-hub-step-num{color:var(--sugar);border-color:color-mix(in srgb,var(--sugar) 45%,transparent)}.help-hub-step-text{display:flex;flex-direction:column;gap:3px;min-width:0}.help-hub-step-text strong{font-family:var(--display);font-size:16px;font-weight:600;letter-spacing:-.01em;color:var(--bone)}.help-hub-step-text span{font-size:14px;line-height:1.5;color:var(--ash)}.help-hub-why{padding-top:14px;border-top:1px solid var(--edge-soft)}.help-hub-why summary{cursor:pointer;list-style:none;font-size:14px;font-weight:600;color:var(--bone)}.help-hub-why summary::-webkit-details-marker{display:none}.help-hub-why summary:after{content:" +";color:var(--dim);font-weight:700}.help-hub-why[open] summary:after{content:" –"}.help-hub-why summary:focus-visible{outline:2px solid var(--ember);outline-offset:2px}.help-hub-why p{margin:8px 0 0;font-size:14px;line-height:1.58;color:var(--ash)}.help-hub-why-points{margin:10px 0 0;padding:0;list-style:none;display:grid;gap:9px}.help-hub-why-points li{font-size:14px;line-height:1.5;color:var(--ash);padding-left:14px;border-left:2px solid var(--edge)}.help-hub-why-points strong{color:var(--bone);font-weight:600}.help-hub-meta{padding-top:14px;border-top:1px solid var(--edge-soft)}.help-hub-sources-toggle{padding:0;border:0;background:none;color:var(--ember);font:inherit;font-size:13px;font-weight:600;cursor:pointer}.help-hub-sources-toggle:focus-visible{outline:2px solid var(--ember);outline-offset:2px}.help-hub-sources{display:grid;gap:8px;margin-top:10px}.help-hub-sources p{margin:0;font-size:13px;line-height:1.55;color:var(--ash)}.help-hub-source-link{color:var(--ember);text-decoration:underline;text-underline-offset:2px}.help-hub-source-link:hover{opacity:.85}.help-hub-eyebrow{margin:0;color:var(--dim);font-family:var(--mono, ui-monospace, monospace);font-size:10px;letter-spacing:.14em;text-transform:uppercase}.help-hub-done{width:100%;min-height:46px;border:1px solid var(--ember);border-radius:12px;background:var(--ember);color:var(--ember-ink);font:inherit;font-size:15px;font-weight:600;cursor:pointer;transition:opacity .15s ease}.help-hub-done:hover{opacity:.9}.help-hub-done:focus-visible{outline:2px solid var(--ember);outline-offset:2px}.help-hub-footer-actions{display:grid;gap:10px;padding-top:14px;border-top:1px solid var(--edge-soft)}.help-hub-account{margin:0;font-size:12px;color:var(--dim)}.help-hub-logout-btn{padding:0;border:0;background:none;color:var(--ember);font:inherit;font-size:13px;font-weight:600;text-align:left;cursor:pointer}.help-hub-logout-btn:disabled{opacity:.5;cursor:default}.help-hub-logout-btn:focus-visible{outline:2px solid var(--ember);outline-offset:2px}.p11-root,.p11-editor,.p11-review{--display: "Noto Sans Khmer", -apple-system, "SF Pro Text", "Segoe UI", system-ui, sans-serif;--body: "Noto Sans Khmer", -apple-system, "SF Pro Text", "Segoe UI", system-ui, sans-serif;--mono: "Noto Sans Khmer", ui-rounded, "SF Pro Rounded", -apple-system, system-ui, sans-serif;--khmer: "Noto Sans Khmer", var(--body);--bar: 48px;--gutter: 18px}.app-main:has(.p11-root),.app-main:has(.p11-editor),.app-main:has(.p11-review){width:100%;max-width:none;margin:0;padding:0}.app-main:has(.p11-root--listen){overflow:hidden}.app-frame:has(.p11-root--listen),.app-frame:has(.p11-root--study),.app-frame:has(.p11-editor),.app-frame:has(.p11-review){background:var(--ground)}.p11-root,.p11-editor,.p11-review{font-family:var(--body);font-synthesis-weight:none;-webkit-font-smoothing:antialiased}:where(.p11-root,.p11-editor,.p11-review) *,:where(.p11-root,.p11-editor,.p11-review) *:before,:where(.p11-root,.p11-editor,.p11-review) *:after{box-sizing:border-box}:where(.p11-root,.p11-editor,.p11-review) button{font:inherit;color:inherit;-webkit-tap-highlight-color:transparent}:where(.p11-root,.p11-editor,.p11-review) :focus-visible{outline:2px solid var(--ember);outline-offset:2px;border-radius:4px}:where(.p11-root,.p11-review) :is(h1,h2){font-family:var(--display);font-weight:600;letter-spacing:-.015em;margin:0}[lang=km],.p11-mark-kh{font-family:var(--khmer)}.p11-root{min-height:100dvh;background:var(--ground);color:var(--bone);display:flex;flex-direction:column}.p11-root--listen{height:100dvh;overflow:hidden}.p11-label{font-family:var(--mono);font-size:9.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--dim)}.p11-link{min-height:34px;padding:0;border:0;background:none;color:var(--ash);font-size:12.5px;font-weight:600;text-decoration:underline;text-underline-offset:4px;cursor:pointer}.p11-bar{height:var(--bar);flex:0 0 auto;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:0 var(--gutter)}.p11-editor .p11-bar,.p11-review .p11-bar{display:grid;grid-template-columns:36px 1fr 36px}.p11-editor .p11-bar>:nth-child(2),.p11-review .p11-bar>:nth-child(2){justify-self:center}.p11-mark{display:flex;align-items:center;gap:4px;padding:0;border:0;background:none;cursor:pointer;color:var(--ash)}.p11-mark svg{flex:0 0 auto}.p11-mark-kh{font-size:16px;font-weight:500;line-height:1.6;color:var(--ash)}.p11-mark-en{font-family:var(--display);font-size:17px;font-weight:700;letter-spacing:-.015em}.p11-bar-actions{display:flex;gap:2px}.p11-round{width:36px;height:36px;display:grid;place-items:center;flex:0 0 auto;border:0;border-radius:50%;background:none;color:var(--ash);cursor:pointer}.p11-bar-actions .p11-round{background:var(--raise);color:var(--bone)}.p11-help-btn{width:auto;border-radius:999px;padding:0 11px 0 9px;gap:5px;display:flex;align-items:center;font:inherit;font-size:13px;font-weight:600}.p11-help-btn span{line-height:1}.p11-listen{flex:1;min-height:0;display:grid;grid-template-columns:minmax(0,1fr);grid-template-rows:auto auto auto minmax(0,1fr) minmax(0,1.06fr) minmax(0,.64fr) auto;padding:0 var(--gutter) calc(var(--gutter) + env(safe-area-inset-bottom))}.p11-context{padding-bottom:10px;min-width:0}.p11-subject{margin:0;font-family:var(--display);font-size:clamp(17px,4.6vw,20px);font-weight:600;line-height:1.2;letter-spacing:-.012em}.p11-context-line{display:flex;align-items:center;gap:8px;margin-top:3px;min-width:0}.p11-eyebrow{font-family:var(--mono);font-size:9.5px;letter-spacing:.15em;text-transform:uppercase;color:var(--ash);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0}.p11-filter{margin-left:auto;height:30px;display:flex;align-items:center;gap:5px;padding:0 2px;border:0;background:none;color:var(--dim);font-size:13px;cursor:pointer;max-width:55%}.p11-filter span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.p11-filter.is-set{color:var(--sugar)}.p11-play{width:44px;height:44px;flex:0 0 auto;display:grid;place-items:center;padding-left:3px;border:0;border-radius:50%;background:var(--ember);color:var(--ember-ink);cursor:pointer;transition:transform .15s ease,box-shadow .15s ease,background-color .15s ease}.p11-play:active{transform:scale(.95);background:var(--ember-deep)}.p11-play.is-playing{padding-left:0;box-shadow:0 0 14px color-mix(in srgb,var(--ember) 50%,transparent);transform:scale(1.03)}.p11-replay{width:34px;height:34px;flex:0 0 auto;display:grid;place-items:center;padding:0;border:1px solid var(--edge);border-radius:50%;background:transparent;color:var(--ash);cursor:pointer;transition:transform .15s ease,background-color .15s ease,color .15s ease}.p11-replay:active{transform:scale(.94);background:var(--edge-soft);color:var(--bone)}.card-waveform-wrap{flex:1;min-width:0;height:36px;position:relative;display:flex;align-items:center;touch-action:none;cursor:pointer;outline:none}.card-waveform-wrap--compact{height:36px}.card-waveform-wrap:focus-visible{outline:2px solid var(--ember);border-radius:6px}.p11-speed{flex:0 0 auto;min-width:36px;height:28px;padding:0 9px;border:1px solid var(--edge);border-radius:999px;background:var(--bg);color:var(--bone);font-family:var(--mono);font-size:11.5px;text-align:center;cursor:pointer;transition:border-color .15s,color .15s}.p11-speed i{font-style:normal;opacity:.6}.p11-speed:active{background:var(--edge)}.p11-speed.is-slow{color:var(--sugar);border-color:color-mix(in srgb,var(--sugar) 50%,transparent)}.p11-hint{margin:0;max-width:100%;font-size:13.5px;line-height:1.45;color:var(--ash)}.p11-hint--tap{color:var(--sugar);font-weight:500;font-size:13.5px}.p11-reveals{padding:6px 0 10px;display:flex;justify-content:center}.p11-reveals button{width:100%;min-height:46px;display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:0 18px;border:1px solid var(--ember);border-radius:14px;background:var(--raise);color:var(--ember);font-family:var(--display);font-size:14.5px;font-weight:600;cursor:pointer;box-shadow:0 4px 14px color-mix(in srgb,var(--ember) 12%,transparent);transition:background-color .15s ease,border-color .15s ease,color .15s ease,transform .12s ease,box-shadow .15s ease}.p11-reveals button:hover,.p11-reveals button:focus-visible{background:var(--ember);color:var(--ember-ink);box-shadow:0 4px 18px color-mix(in srgb,var(--ember) 35%,transparent)}.p11-reveals button:active{transform:scale(.985)}.p11-reveals button.is-open{background:transparent;border-color:var(--edge);color:var(--ash);box-shadow:none;font-size:13.5px}.p11-reveals button.is-open:hover{border-color:var(--ember);color:var(--ember)}.p11-words-header{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:10px}.p11-script-toggle{display:inline-flex;align-items:center;gap:3px;padding:2px;background:var(--raise);border:1px solid var(--edge);border-radius:999px}.p11-script-toggle button{padding:3px 10px;border:0;border-radius:999px;background:none;color:var(--dim);font-family:var(--body);font-size:11.5px;font-weight:600;cursor:pointer;transition:background .12s,color .12s}.p11-script-toggle button.is-active{background:var(--ember);color:var(--ember-ink)}.p11-region--words{overflow-y:auto;overscroll-behavior:contain;scrollbar-width:thin;min-height:0}.p11-line{display:flex;flex-wrap:wrap;gap:7px 3px}.p11-word{padding:3px 6px;border:0;border-radius:5px;background:none;color:var(--bone);font-family:var(--body);font-size:17px;font-weight:500;line-height:1.3;cursor:pointer}.p11-word.is-saved{color:var(--sugar)}.p11-word.is-selected{background:var(--ember);color:var(--ember-ink)}.p11-line--khmer .p11-word{font-family:var(--khmer);font-size:19px;line-height:1.7;font-weight:400}.p11-line--ipa .p11-word{font-size:16px}.p11-word-head{display:flex;align-items:baseline;gap:9px}.p11-word-head strong{font-size:18px;font-weight:700}.p11-word-head small{font-size:14px;color:var(--ash)}.p11-word-actions{margin-left:auto;align-self:center;flex:0 0 auto;display:flex;align-items:center;gap:6px}.p11-save{min-height:32px;display:flex;align-items:center;gap:4px;padding:0 11px;border:1px solid var(--ember);border-radius:999px;background:none;color:var(--ember);font-size:11.5px;font-weight:700;cursor:pointer}.p11-save.is-saved{border-color:color-mix(in srgb,var(--sugar) 50%,transparent);color:var(--sugar)}.p11-flag{min-height:32px;display:flex;align-items:center;gap:4px;padding:0 11px;border:1px solid var(--edge);border-radius:999px;background:none;color:var(--ash);font-size:11.5px;font-weight:700;cursor:pointer}.p11-flag-sentence{display:flex;align-items:center;gap:5px;padding:0;border:0;background:none;color:var(--dim);font-size:12px;font-weight:600;cursor:pointer;text-align:right;white-space:nowrap}.p11-gloss{margin:7px 0 0;font-size:16px;line-height:1.4;color:var(--bone)}.p11-parts{margin:9px 0 0;display:grid;gap:4px}.p11-parts div{display:grid;grid-template-columns:auto 1fr;gap:9px;align-items:baseline}.p11-parts dt{font-family:var(--khmer);font-size:14px;color:var(--ash)}.p11-parts dd{margin:0;font-size:12px;line-height:1.45;color:var(--ash)}.p11-parts dd em{margin-right:6px;font-family:var(--mono);font-size:10px;font-style:normal;color:var(--dim)}.p11-meaning-toggle{display:block;padding:0;border:0;background:none;color:var(--ash);font-size:13.5px;font-weight:600;cursor:pointer}.p11-meaning-toggle.is-open{margin-bottom:9px;color:var(--ember)}.p11-region--meaning .p11-label{display:block;margin-bottom:5px}.p11-region--meaning p{margin:0;font-size:15.5px;line-height:1.45;color:var(--bone)}.p11-move{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;border-top:1px solid var(--edge)}.p11-move button{min-height:42px;display:flex;align-items:center;gap:4px;padding:0;border:0;background:none;color:var(--ash);font-size:14px;font-weight:600;cursor:pointer}.p11-move button:disabled{opacity:.28}.p11-move>button:first-child{justify-self:start}.p11-move-next{justify-self:end;color:var(--ember)!important}.p11-move .p11-filter{justify-self:center;margin-left:0;max-width:38vw}.p11-shade{position:fixed;inset:0;z-index:60;display:flex;align-items:flex-end;justify-content:center;background:var(--scrim)}.p11-sheet{width:min(100%,540px);max-height:88dvh;overflow-y:auto;padding:16px var(--gutter) calc(20px + env(safe-area-inset-bottom));border-radius:20px 20px 0 0;background:var(--raise);color:var(--bone)}.p11-sheet>header{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}.p11-sheet h2{font-size:21px}.p11-sheet-block{margin-bottom:20px}.p11-sheet-block>.p11-label{display:block;margin-bottom:9px}.p11-chips{display:flex;flex-wrap:wrap;gap:7px}.p11-chips button{min-height:36px;padding:0 13px;border:1px solid var(--edge);border-radius:999px;background:none;color:var(--ash);font-size:12.5px;cursor:pointer}.p11-chips button.is-on{border-color:var(--ember);color:var(--ember)}.p11-options{display:grid;gap:6px}.p11-options button{min-height:54px;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:9px 13px;border:1px solid var(--edge);border-radius:11px;background:none;color:var(--bone);text-align:left;cursor:pointer}.p11-options button.is-on{border-color:var(--ember);color:var(--ember)}.p11-options strong{display:block;font-size:13.5px;font-weight:600}.p11-options small{display:block;margin-top:2px;font-size:11px;color:var(--ash)}.p11-sheet-note,.p11-fineprint{margin:0;font-size:11px;line-height:1.55;color:var(--dim)}.p11-wide{width:100%;min-height:48px;margin-top:6px;border:0;border-radius:12px;background:var(--ember);color:var(--ember-ink);font-size:14.5px;font-weight:700;cursor:pointer}.p11-editor{min-height:100dvh;display:flex;flex-direction:column;background:var(--ground);color:var(--bone)}.p11-editor main{flex:1;width:min(100%,600px);margin:0 auto;padding:6px var(--gutter) 96px}.p11-editor-word{padding-bottom:12px}.p11-editor-word strong{font-family:var(--display);font-size:28px;font-weight:600;letter-spacing:-.015em}.p11-editor-word span{margin-left:8px;font-family:var(--khmer);font-size:17px;color:var(--ash)}.p11-editor-word p{margin:3px 0 0;font-size:13px;color:var(--ash)}.p11-editor-say{margin:0 0 18px;padding:12px 0;border-top:1px solid var(--edge);border-bottom:1px solid var(--edge);font-size:12.5px;line-height:1.55;color:var(--ash)}.p11-wave{width:100%;position:relative}.p11-wave svg{display:block}.p11-wave path,.p11-wave rect{fill:var(--wave-rest)}.p11-pick{position:relative;touch-action:none;border-radius:10px;overflow:hidden;background:var(--raise)}.p11-veil{position:absolute;top:0;bottom:0;background:color-mix(in srgb,var(--ground) 82%,transparent);pointer-events:none}.p11-selected{position:absolute;top:0;bottom:0;background:color-mix(in srgb,var(--ember) 12%,transparent);pointer-events:none}.p11-handle{position:absolute;top:0;bottom:0;width:3px;margin-left:-1.5px;background:var(--ember);pointer-events:none}.p11-handle b{position:absolute;top:0;left:50%;width:14px;height:18px;border-radius:0 0 4px 4px;background:var(--ember);transform:translate(-50%)}.p11-range{position:absolute;inset:0;width:100%;height:100%;margin:0;opacity:0;cursor:ew-resize}.p11-range--start{clip-path:inset(0 50% 0 0)}.p11-range--end{clip-path:inset(0 0 0 50%)}.p11-pick-len{display:block;margin:11px 0 20px;text-align:center}.p11-editor-plays{display:grid;grid-template-columns:1fr 1fr;gap:9px}.p11-editor-plays button{min-height:50px;display:flex;align-items:center;justify-content:center;gap:6px;border:1px solid var(--edge);border-radius:12px;background:none;color:var(--bone);font-size:12.5px;font-weight:600;cursor:pointer}.p11-editor>footer{position:fixed;inset:auto 0 0;z-index:10;padding:11px var(--gutter) calc(11px + env(safe-area-inset-bottom));border-top:1px solid var(--edge);background:var(--ground)}.p11-editor>footer button{width:min(100%,560px);min-height:50px;display:block;margin:auto;border:0;border-radius:12px;background:var(--ember);color:var(--ember-ink);font-size:14.5px;font-weight:700;cursor:pointer}.p11-review{height:100dvh;overflow:hidden;display:flex;flex-direction:column;background:var(--ground);color:var(--bone)}.p11-review main{flex:1;min-height:0;width:min(100%,440px);margin:0 auto;padding:0 var(--gutter);display:grid;grid-template-rows:auto auto auto minmax(0,1fr);justify-items:center;align-content:start;text-align:center}.p11-review-task{padding:22px 0 18px}.p11-review-play{width:76px;height:76px;display:grid;place-items:center;padding-left:3px;border:0;border-radius:50%;background:var(--ember);color:var(--ember-ink);cursor:pointer}.p11-review-play:active{background:var(--ember-deep)}.p11-review-context{margin:18px 0 0}.p11-review-slot{width:100%;min-height:0;padding:26px 0;display:flex;flex-direction:column;align-items:center;gap:22px}.p11-review-word{margin:0;font-size:24px;font-weight:600}.p11-review-word.is-khmer{font-family:var(--khmer);font-weight:400}.p11-answer-button{min-width:170px;min-height:48px;border:1px solid var(--edge);border-radius:12px;background:none;color:var(--bone);font-size:13.5px;font-weight:600;cursor:pointer}.p11-answer h1{font-size:24px;line-height:1.2}.p11-answer .p11-link{margin-top:12px}.p11-review>footer{flex:0 0 auto;min-height:80px;padding:11px var(--gutter) calc(13px + env(safe-area-inset-bottom));border-top:1px solid var(--edge)}.p11-rates{width:min(100%,460px);display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:auto}.p11-rates button{min-height:46px;border:1px solid var(--edge);border-radius:11px;background:none;color:var(--bone);font-size:12.5px;font-weight:600;cursor:pointer}.p11-listen--now-playing{grid-template-rows:minmax(0,1fr) auto;padding:0 0 env(safe-area-inset-bottom)}.p11-now-playing{min-height:0;overflow:hidden;display:grid;grid-template-rows:clamp(88px,15dvh,120px) auto auto minmax(0,1fr);transition:grid-template-rows .36s cubic-bezier(.22,1,.36,1)}.p11-now-playing.has-topcard{grid-template-rows:auto clamp(84px,13dvh,112px) auto auto minmax(0,1fr)}.p11-now-playing.is-revealed{grid-template-rows:46px auto auto minmax(0,1fr)}.p11-now-playing.has-topcard.is-revealed{grid-template-rows:auto 42px auto auto minmax(0,1fr)}.p11-now-topcard{min-width:0;padding:10px 16px 2px}.p11-now-context{min-width:0;min-height:0;overflow-y:auto;display:grid;align-content:start;justify-items:center;gap:12px;padding:14px 26px 16px;text-align:center}.p11-now-context .p11-eyebrow{display:block;font-size:11px;font-weight:700}.p11-now-context .p11-subject{margin-top:5px;max-width:100%;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;overflow:hidden;font-size:clamp(19px,5.4vw,22px);line-height:1.28;text-wrap:balance}.p11-now-context>.p11-eyebrow{margin-bottom:-14px}.p11-now-wave{min-height:0;padding:16px 22px 10px;transition:padding .36s cubic-bezier(.22,1,.36,1)}.p11-now-playing.is-revealed .p11-now-wave{padding-block:6px 3px}.card-waveform-wrap.card-waveform-wrap--hero{width:100%;height:100%;min-height:0}.card-waveform-wrap--hero:focus-visible{border-radius:0}.p11-now-time{padding:0 24px}.p11-now-times{margin-top:4px;display:flex;justify-content:space-between;color:var(--dim);font-family:var(--mono);font-size:11.5px;font-variant-numeric:tabular-nums}.p11-now-transport{display:grid;grid-template-columns:1fr auto 1fr;place-items:center;gap:10px;margin:18px 16px 10px;padding:0 12px;transition:margin .36s cubic-bezier(.22,1,.36,1)}.p11-now-secondary{width:44px;height:44px;min-width:44px;padding:0;border:0;color:var(--bone);transition:width .36s cubic-bezier(.22,1,.36,1),height .36s cubic-bezier(.22,1,.36,1),min-width .36s cubic-bezier(.22,1,.36,1),transform .15s ease,background-color .15s ease,color .15s ease}.p11-now-speed{min-width:46px;background:none;border:0;color:var(--sugar);font-size:13px;font-weight:700}.p11-now-play{width:68px;height:68px;background:linear-gradient(180deg,var(--bone) 0%,color-mix(in srgb,var(--bone) 88%,var(--sugar)) 100%);color:var(--ground);box-shadow:0 8px 22px -6px color-mix(in srgb,var(--sugar) 50%,transparent);transition:width .36s cubic-bezier(.22,1,.36,1),height .36s cubic-bezier(.22,1,.36,1),transform .15s ease,box-shadow .15s ease,background-color .15s ease}.p11-now-playing.is-revealed .p11-now-transport{margin-block:6px 2px}.p11-now-playing.is-revealed .p11-now-play{width:50px;height:50px}.p11-now-playing.is-revealed .p11-now-secondary{width:40px;height:40px;min-width:40px}.p11-now-play.is-playing{transform:none;box-shadow:0 0 26px color-mix(in srgb,var(--sugar) 45%,transparent),0 8px 22px -6px color-mix(in srgb,var(--sugar) 55%,transparent)}:root[data-theme=light] .p11-now-play{background:linear-gradient(180deg,color-mix(in srgb,var(--bone) 18%,var(--ember)) 0%,var(--ember) 65%);color:var(--ember-ink);box-shadow:0 8px 22px -6px color-mix(in srgb,var(--ember) 55%,transparent)}.p11-now-reveal-region{min-height:0;overflow:hidden;display:grid;grid-template-rows:auto minmax(0,1fr)}.p11-now-reveal-control{padding:10px 16px 14px;transition:padding .36s cubic-bezier(.22,1,.36,1)}.p11-now-reveal-control button{min-height:48px;border:0;border-radius:14px;background:linear-gradient(180deg,color-mix(in srgb,var(--bone) 16%,var(--ember)) 0%,var(--ember) 62%);color:var(--ember-ink);font-size:15.5px;box-shadow:0 6px 20px -6px color-mix(in srgb,var(--ember) 65%,transparent),inset 0 1px color-mix(in srgb,var(--bone) 28%,transparent);transition:min-height .36s cubic-bezier(.22,1,.36,1),background-color .15s ease,color .15s ease,box-shadow .15s ease,transform .12s ease}.p11-now-reveal-control button:is(:hover,:focus-visible){background:linear-gradient(180deg,color-mix(in srgb,var(--bone) 8%,var(--ember)) 0%,var(--ember-deep) 70%);color:var(--ember-ink);box-shadow:0 8px 24px -6px color-mix(in srgb,var(--ember) 75%,transparent)}.p11-now-reveal-control button.is-open{border:0;background:transparent;color:var(--ash);font-size:13.5px;box-shadow:none}.p11-now-playing.is-revealed .p11-now-reveal-control{padding-block:2px 6px}.p11-now-playing.is-revealed .p11-now-reveal-control button{min-height:36px}.p11-now-words-panel{min-height:0;overflow:hidden;display:grid;grid-template-rows:auto auto auto minmax(0,1fr);margin:0 16px 6px;padding:13px 14px 14px;border-radius:18px;background:var(--raise);box-shadow:var(--shadow-card);animation:p11-reveal-enter .32s cubic-bezier(.22,1,.36,1) both}.p11-now-words-panel[data-filled=false]{grid-template-rows:auto;place-content:center;background:none;box-shadow:none}.p11-now-idle{margin:2px 0 0;color:var(--ash);font-size:14px;line-height:1.55;text-align:center;text-wrap:balance}.p11-now-idle span{display:block}.p11-now-tabs{display:flex;gap:2px;margin:-4px -4px 12px;padding:2px;border-radius:999px;background:var(--ground)}.p11-now-tab{flex:1;min-height:34px;border:0;border-radius:999px;background:none;color:var(--ash);font-family:var(--body);font-size:13px;font-weight:600;cursor:pointer}.p11-now-tab.is-active{background:var(--ember);color:var(--ember-ink)}.p11-now-words-panel .p11-words-header{margin-bottom:12px}.p11-now-words-panel .p11-script-toggle{padding:1px;background:var(--ground)}.p11-now-words-panel .p11-script-toggle button{padding:4px 10px;font-size:12px}.p11-now-words-panel .p11-region--words{min-height:max-content;overflow:visible;padding-bottom:3px}.p11-now-words-panel .p11-line{justify-content:center;gap:3px 1px}.p11-now-words-panel .p11-word{padding:2px 5px;font-size:18px;line-height:1.35}.p11-now-words-panel .p11-line--khmer .p11-word{font-size:24px;line-height:1.65}.p11-now-words-panel .p11-line.is-long .p11-word{padding-inline:3px;font-size:15px}.p11-now-words-panel .p11-line--khmer.is-long .p11-word{font-size:19px;line-height:1.45}.p11-word--companion{cursor:default;color:var(--dim);font-weight:400}.p11-now-meaning{min-height:0;overflow:visible;display:grid;align-content:center;justify-items:center;gap:14px;padding:6px 4px 8px;text-align:center}.p11-now-meaning p{margin:0;color:var(--bone);font-size:17px;line-height:1.45;text-wrap:balance}.p11-now-readout{min-height:0;overflow:hidden;display:grid;align-items:stretch;margin-top:10px;padding-top:14px;border-top:1px solid var(--edge-soft);text-align:center}.p11-now-readout>.p11-hint{margin-block:auto;text-align:center}.p11-word-title{display:flex;align-items:baseline;gap:6px;min-width:0}.p11-word-detail-stage{width:100%;min-height:0;overflow:hidden;display:grid;grid-template-rows:minmax(0,1fr) auto;animation:p11-detail-enter .26s cubic-bezier(.22,1,.36,1) both}.p11-word-detail-track{width:200%;min-height:0;height:100%;display:flex;align-items:stretch;transform:translate(0);transition:transform .34s cubic-bezier(.22,1,.36,1)}.p11-word-detail-track.is-showing-parts{transform:translate(-50%)}.p11-word-detail-face{flex:0 0 50%;min-width:0;display:flex;flex-direction:column;align-items:center;justify-content:center;padding-inline:2px}.p11-word-detail-face--parts{align-items:stretch;justify-content:flex-start;text-align:left}.p11-word-detail-face--gloss{align-items:stretch;justify-content:flex-start;padding:3px 4px 0;text-align:left}.p11-word-detail-face--gloss .p11-word-head{display:block}.p11-now-readout .p11-word-title{max-width:100%;display:flex;flex-direction:column;align-items:flex-start;gap:1px}.p11-now-readout .p11-word-title strong{max-width:100%;overflow:hidden;color:var(--bone);font-family:var(--display);font-size:25px;font-weight:650;line-height:1.2;text-overflow:ellipsis;white-space:nowrap}.p11-now-readout .p11-word-title small{color:var(--ash);font-family:var(--khmer);font-size:15px;line-height:1.7}.p11-entry-definition{display:grid;grid-template-columns:18px minmax(0,1fr);margin-top:10px;padding-top:9px;border-top:1px solid var(--edge-soft)}.p11-entry-label{grid-column:1 / -1;margin-bottom:4px;color:var(--dim);font-family:var(--mono);font-size:9px;font-weight:700;letter-spacing:.13em;text-transform:uppercase}.p11-sense-number{padding-top:2px;color:var(--dim);font-family:var(--mono);font-size:11px}.p11-parts-back{align-self:flex-start;min-height:32px;display:inline-flex;align-items:center;gap:3px;padding:0;border:0;background:none;color:var(--ember);font-size:12.5px;font-weight:600;cursor:pointer}.p11-parts-title{margin:1px 0 3px;color:var(--bone);font-size:14px;font-weight:700}.p11-now-readout .p11-gloss{margin:0;color:var(--bone);font-size:16px;line-height:1.45;text-wrap:pretty}.p11-parts-disclosure{min-height:32px;align-self:flex-start;margin:5px 0 0 18px;padding:0;border:0;background:none;color:var(--ember);font-size:12.5px;font-weight:600;cursor:pointer;display:inline-flex;align-items:center;gap:2px}.p11-now-readout .p11-parts{margin-top:2px;gap:5px}.p11-now-readout .p11-parts div{gap:8px;grid-template-columns:minmax(70px,auto) 1fr}.p11-now-readout .p11-parts dt{font-size:13px}.p11-now-readout .p11-parts dd{font-size:11.5px;line-height:1.35}.p11-now-readout .p11-word-actions--footer{margin:7px 0 0;padding-top:7px;border-top:1px solid var(--edge-soft);display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:stretch;gap:7px}.p11-now-readout .p11-word-actions--footer :is(.p11-save,.p11-flag){min-height:40px;justify-content:center;padding:0 12px;border:0;border-radius:10px;font-size:12px;font-weight:650}.p11-now-readout .p11-word-actions--footer .p11-save{background:var(--ember);color:var(--ember-ink);box-shadow:0 4px 12px color-mix(in srgb,var(--ember) 20%,transparent)}.p11-now-readout .p11-word-actions--footer .p11-save:is(button):active{background:var(--ember-deep);transform:scale(.985)}.p11-now-readout .p11-word-actions--footer .p11-save.is-saved{border:1px solid color-mix(in srgb,var(--sugar) 36%,transparent);background:color-mix(in srgb,var(--sugar) 8%,transparent);color:var(--sugar);box-shadow:none}.p11-now-readout .p11-word-actions--footer .p11-flag{min-width:62px;padding-inline:8px;background:var(--danger-soft);color:var(--danger);font-size:11.5px}.p11-now-readout .p11-word-actions--footer .p11-flag:is(:hover,:focus-visible){background:color-mix(in srgb,var(--danger) 18%,transparent);color:var(--danger)}@keyframes p11-reveal-enter{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes p11-detail-enter{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}.p11-listen--now-playing>.p11-move{min-height:44px;padding:0 18px}.p11-listen--now-playing>.p11-move button{font-size:13px}.p11-root--listen .p11-help-btn{width:36px;padding:0;border-radius:50%;justify-content:center}.p11-root--listen .p11-help-btn span{display:none}@media(max-height:800px){.p11-now-playing{grid-template-rows:clamp(70px,12dvh,96px) auto auto minmax(0,1fr)}.p11-now-playing.has-topcard{grid-template-rows:auto clamp(66px,10dvh,92px) auto auto minmax(0,1fr)}.p11-now-topcard{padding-block:6px 0}.p11-now-context{gap:10px;padding-block:4px 10px}.p11-now-context .p11-subject{margin-top:3px;font-size:19px}.p11-now-context>.p11-eyebrow{margin-bottom:-10px}.p11-now-wave{padding-block:10px 6px}.p11-now-transport{margin-block:10px 6px}.p11-now-reveal-control{padding-block:6px 9px}.p11-now-play{width:62px;height:62px}.p11-now-playing.is-revealed{grid-template-rows:40px auto auto minmax(0,1fr)}.p11-now-playing.has-topcard.is-revealed{grid-template-rows:auto 36px auto auto minmax(0,1fr)}.p11-now-playing.is-revealed .p11-now-play{width:46px;height:46px}.p11-now-playing.is-revealed .p11-now-transport{margin-block:3px 0}.p11-now-playing.is-revealed .p11-now-reveal-control{padding-block:0 4px}.p11-now-words-panel{padding-block:10px}.p11-now-tabs{margin-bottom:6px}.p11-now-tab{min-height:30px}.p11-now-words-panel .p11-words-header{margin-bottom:4px}.p11-now-words-panel .p11-script-toggle button{padding-block:2px}.p11-now-words-panel .p11-line{gap-block:1px}.p11-now-words-panel .p11-word{padding-block:1px;font-size:16px;line-height:1.3}.p11-now-readout{margin-top:6px;padding-top:8px}.p11-now-readout .p11-gloss{font-size:15px;line-height:1.35}.p11-now-readout .p11-word-title strong{font-size:23px}.p11-entry-definition{margin-top:7px;padding-top:7px}.p11-parts-back{min-height:28px}.p11-parts-title{margin-top:0}.p11-now-readout .p11-parts{gap:3px}.p11-now-readout .p11-parts dd{font-size:11px;line-height:1.3}.p11-now-readout .p11-word-actions--footer :is(.p11-save,.p11-flag){min-height:36px}}@media(max-width:370px){.p11-now-context{padding-inline:18px}.p11-now-transport{gap:24px;margin-inline:12px}.p11-now-reveal-control{padding-inline:12px}.p11-now-words-panel{margin-inline:12px;padding-inline:10px}.p11-now-words-panel .p11-script-toggle button{padding-inline:6px}.p11-listen--now-playing>.p11-move{padding-inline:14px}}@media(min-width:480px){.p11-listen--now-playing{width:min(100%,430px);margin:0 auto}}@media(min-width:760px){.p11-root{--gutter: 26px}.p11-listen{width:min(100%,600px);margin:0 auto;max-height:700px}.p11-listen--now-playing{width:min(100%,430px);max-height:780px}}@media(prefers-reduced-motion:reduce){:where(.p11-root,.p11-editor,.p11-review) *{transition-duration:.001ms!important;animation-duration:.001ms!important}}.listen-production .p11-line.is-long .p11-word{font-size:15px;padding-block:2px}.listen-production .p11-line--khmer.is-long .p11-word{font-size:16px;line-height:1.45}.listen-punctuation{align-self:center;padding:3px 1px;color:var(--ash);font-size:17px}.listen-production .p11-parts dt.listen-part-roman{font-family:var(--body)}.listen-production .p11-parts dt small{margin-left:6px;font-family:var(--khmer);color:var(--dim)}.listen-word-region{overflow-y:auto;overscroll-behavior:contain;scrollbar-width:thin}.p11-now-readout.listen-word-region{overflow:hidden}.listen-production .p11-save:is(span){cursor:default}.listen-empty-state{grid-row:1 / -1;min-height:0;display:grid;place-content:center;justify-items:center;gap:12px;color:var(--ash);text-align:center}.listen-empty-state p{margin:0}.listen-empty-state button,.listen-secondary-action,.listen-study-placeholder button{min-height:44px;padding:0 16px;border:1px solid var(--edge);border-radius:10px;background:none;color:var(--bone)}.listen-error,.listen-toast{position:fixed;z-index:80;left:50%;bottom:calc(var(--tabs) + 14px + env(safe-area-inset-bottom));max-width:calc(100vw - 32px);padding:10px 14px;border:1px solid var(--edge);border-radius:10px;background:var(--raise);color:var(--bone);box-shadow:0 8px 24px #00000059;transform:translate(-50%);font-size:12px}.listen-error{display:flex;align-items:center;gap:12px}.listen-error button{border:0;background:none;color:var(--ash);font-size:20px}.listen-help-copy{display:grid;gap:15px}.listen-help-copy p{margin:0;color:var(--ash);font-size:14px;line-height:1.55}.listen-secondary-action{width:100%}.listen-study-placeholder{position:fixed;inset:var(--bar) 0 calc(var(--tabs) + env(safe-area-inset-bottom));z-index:15;display:grid;place-content:center;justify-items:center;padding:24px;background:var(--paper);color:var(--ink);text-align:center}.listen-study-placeholder h1{margin:0;font-family:var(--display)}.listen-study-placeholder p{max-width:30ch;color:var(--ink-2)}.listen-study-placeholder button{border-color:var(--edge);color:var(--ink)}.menu-root{padding:0 var(--gutter) calc(var(--gutter) + env(safe-area-inset-bottom));display:flex;flex-direction:column;min-height:100dvh}.menu-bar{height:var(--bar);flex:0 0 auto;display:grid;grid-template-columns:40px 1fr 40px;align-items:center;gap:12px}.menu-title-group{grid-column:2;justify-self:center;display:flex;align-items:center;gap:8px;white-space:nowrap}.menu-title-sep{color:var(--dim);font-size:14px}.menu-gear-button{grid-column:3;justify-self:end;width:38px;height:38px;display:grid;place-items:center;border:1px solid var(--edge);border-radius:50%;background:var(--raise);color:var(--ash);cursor:pointer;transition:border-color .15s ease,color .15s ease,transform .12s ease}.menu-gear-button:hover,.menu-gear-button:focus-visible{color:var(--bone);border-color:var(--ember)}.menu-gear-button:active{transform:scale(.94)}.menu-hero{margin:3vh 0 20px;text-align:center}.menu-greeting{display:inline-flex;align-items:center;gap:8px;padding:4px 14px;border:1px solid var(--edge-soft);border-radius:999px;background:var(--raise);margin-bottom:14px}.menu-greeting-kh{font-family:var(--khmer);font-size:15px;font-weight:500;color:var(--sugar)}.menu-greeting-sep{color:var(--dim);font-size:10px}.menu-greeting-en{font-family:var(--body);font-size:13px;color:var(--ash)}.menu-heading{margin:0;font-family:var(--display);font-weight:600;font-size:clamp(24px,6.5vw,32px);line-height:1.2;letter-spacing:-.015em;color:var(--bone)}.menu-choices{display:flex;flex-direction:column;width:min(100%,480px);margin:0 auto}.menu-choice{display:flex;align-items:center;gap:14px;padding:18px 16px;border:1px solid var(--edge);border-radius:18px;background:var(--raise);color:var(--bone);text-align:left;cursor:pointer;transition:border-color .15s ease,transform .12s ease,box-shadow .15s ease;position:relative;width:100%}.menu-choice:hover,.menu-choice:focus-visible{border-color:color-mix(in srgb,var(--bone) 28%,transparent);box-shadow:0 4px 16px #00000040}.menu-choice:active{transform:scale(.985)}.menu-choice-icon{flex:0 0 auto;width:44px;height:44px;display:grid;place-items:center;border-radius:50%;background:var(--ground);border:1.5px solid var(--edge);color:var(--ash);transition:border-color .15s ease,color .15s ease,background-color .15s ease}.menu-choice--wotd{border-color:color-mix(in srgb,var(--sugar) 35%,var(--edge));background:linear-gradient(180deg,var(--raise) 0%,color-mix(in srgb,var(--sugar) 5%,var(--raise)) 100%)}.menu-choice--wotd .menu-choice-icon{border-color:color-mix(in srgb,var(--sugar) 45%,transparent);color:var(--sugar);background:color-mix(in srgb,var(--sugar) 10%,transparent)}.menu-choice:hover.menu-choice--wotd{border-color:var(--sugar)}.menu-choice-text{display:flex;flex-direction:column;gap:3px;min-width:0;flex:1}.menu-choice-header{display:flex;align-items:center;justify-content:space-between;gap:6px}.menu-choice-text strong{font-family:var(--display);font-size:16.5px;font-weight:600;letter-spacing:-.005em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.menu-choice-badge{padding:2px 7px;border-radius:999px;font-family:var(--mono);font-size:11px;font-weight:700;background:color-mix(in srgb,var(--sugar) 12%,transparent);color:var(--sugar);border:1px solid color-mix(in srgb,var(--sugar) 25%,transparent);white-space:nowrap;flex-shrink:0}.menu-choice-text small{font-size:12.5px;color:var(--ash);line-height:1.35;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.menu-choice-text small strong[lang=km]{font-family:var(--khmer);font-weight:500;font-size:13.5px;color:var(--bone)}.menu-choice-roman{font-family:var(--mono);font-size:11px;color:var(--sugar)}.menu-choice-text .menu-choice-description{margin-top:2px;color:var(--dim);font-size:11.5px;white-space:normal}.menu-choice-chevron{color:var(--ash);flex-shrink:0;display:grid;place-items:center;transition:color .15s ease,transform .15s ease}.menu-choice:hover .menu-choice-chevron{color:var(--bone);transform:translate(2px)}.menu-choice-retry{min-height:32px;padding:0 12px;border:1px solid var(--ember);border-radius:999px;background:none;color:var(--ember);font-size:12px;font-weight:700;cursor:pointer}.menu-group{display:block}.group-label{margin:24px 4px 7px;color:var(--ash);font-family:var(--body);font-size:12px;font-weight:500;letter-spacing:.04em;line-height:1.2;text-transform:uppercase}.menu-group-list{overflow:hidden;border-radius:14px;background:var(--raise);box-shadow:var(--shadow-card)}.menu-item{position:relative;display:flex;align-items:center;gap:13px;width:100%;min-height:64px;padding:10px 14px;border:0;background:transparent;color:var(--bone);text-align:left;cursor:pointer;transition:background-color .15s ease}.menu-item+.menu-item:before{content:"";position:absolute;top:0;right:0;left:57px;height:1px;background:var(--edge-soft)}.menu-item:hover,.menu-item:focus-visible{background:color-mix(in srgb,var(--bone) 5%,transparent)}.menu-item:active{background:color-mix(in srgb,var(--bone) 8%,transparent)}.menu-group-list--practice{display:grid;gap:8px;overflow:visible;background:transparent;box-shadow:none}.menu-group-list--practice .menu-item{border-radius:14px;background:var(--raise);box-shadow:var(--shadow-card)}.menu-group-list--practice .menu-item+.menu-item:before{content:none}.menu-group-list--practice .menu-item:hover,.menu-group-list--practice .menu-item:focus-visible{background:color-mix(in srgb,var(--bone) 5%,var(--raise))}.menu-group-list--practice .menu-item:active{background:color-mix(in srgb,var(--bone) 8%,var(--raise))}.menu-item-glyph{display:grid;flex:0 0 auto;width:32px;height:32px;place-items:center;border-radius:9px;background:var(--ground);color:var(--ember)}.menu-item-glyph svg{width:19px;height:19px}.menu-item--study .menu-item-glyph{color:var(--sugar)}.menu-item--guide .menu-item-glyph{color:var(--ash)}.menu-item-text{display:flex;flex:1;min-width:0;flex-direction:column;gap:2px}.menu-item-text strong{overflow:hidden;font-family:var(--display);font-size:16px;font-weight:500;letter-spacing:-.005em;text-overflow:ellipsis;white-space:nowrap}.menu-item-text small{overflow:hidden;color:var(--ash);font-size:12.5px;line-height:1.35;text-overflow:ellipsis;white-space:nowrap}.menu-item-trail{display:flex;flex:0 0 auto;align-items:center;gap:8px;color:var(--dim);transition:color .15s ease,transform .15s ease}.menu-item-trail svg{width:18px;height:18px}.menu-item:hover .menu-item-trail{color:var(--ash);transform:translate(2px)}.menu-item-badge{padding:2px 8px;border-radius:999px;background:color-mix(in srgb,var(--ember) 12%,transparent);color:var(--ember);font-family:var(--mono);font-size:11px;font-weight:700;white-space:nowrap}.study-app{width:min(100%,480px);margin:0 auto;min-height:100dvh;padding:0 var(--gutter, 16px) calc(28px + env(safe-area-inset-bottom));display:flex;flex-direction:column;color:var(--bone);overflow-x:hidden;box-sizing:border-box}.study-top-bar{height:var(--bar, 54px);flex:0 0 auto;display:grid;grid-template-columns:80px 1fr 80px;align-items:center;gap:8px;margin-bottom:8px}.study-back{justify-self:start;display:inline-flex;align-items:center;gap:4px;padding:6px 10px;margin-left:-10px;border:0;border-radius:8px;background:none;color:var(--ash);font:inherit;font-size:13.5px;font-weight:500;cursor:pointer;transition:color .15s ease,background-color .15s ease}.study-back:hover,.study-back:focus-visible{color:var(--bone);background:color-mix(in srgb,var(--bone) 6%,transparent)}.study-top-title{justify-self:center;font-family:var(--mono);font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--dim)}.study-help-btn{justify-self:end;min-height:28px;padding:0 10px;border:1px solid var(--edge);border-radius:999px;background:var(--raise);color:var(--ash);font:inherit;font-size:11.5px;font-weight:600;cursor:pointer;transition:color .15s ease,border-color .15s ease,transform .12s ease}.study-help-btn:hover,.study-help-btn:focus-visible{color:var(--bone);border-color:var(--ember)}.study-help-btn:active{transform:scale(.95)}.study-home-intro{margin:10px 2px 18px}.study-home-eyebrow{display:block;margin-bottom:5px;font-family:var(--mono);font-size:10px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--sugar)}.study-heading{margin:0;font-family:var(--display);font-size:clamp(36px,10vw,44px);font-weight:600;letter-spacing:-.045em;color:var(--bone);line-height:1}.study-home-intro p{max-width:330px;margin:9px 0 0;font-size:14px;line-height:1.45;color:var(--ash)}.study-hero-card{position:relative;overflow:hidden;isolation:isolate;padding:20px;border:1px solid color-mix(in srgb,var(--sugar) 24%,var(--edge));border-radius:20px;background:radial-gradient(circle at 88% 12%,color-mix(in srgb,var(--sugar) 14%,transparent) 0,transparent 36%),linear-gradient(145deg,color-mix(in srgb,var(--sugar) 7%,var(--raise)) 0%,var(--raise) 58%,color-mix(in srgb,var(--ground) 72%,var(--raise)) 100%);box-shadow:0 18px 36px -30px #000000e6,inset 0 1px color-mix(in srgb,var(--bone) 7%,transparent);display:flex;flex-direction:column;gap:16px;margin-bottom:14px}.study-hero-card:before{content:"";position:absolute;inset:0;z-index:-1;opacity:.28;background-image:radial-gradient(color-mix(in srgb,var(--bone) 18%,transparent) .55px,transparent .65px);background-size:5px 5px;-webkit-mask-image:linear-gradient(115deg,black,transparent 72%);mask-image:linear-gradient(115deg,black,transparent 72%);pointer-events:none}.study-hero-card.is-ready{border-color:color-mix(in srgb,var(--sugar) 46%,var(--edge))}.study-hero-card.is-resting{background:radial-gradient(circle at 88% 12%,color-mix(in srgb,var(--ember) 12%,transparent) 0,transparent 38%),linear-gradient(145deg,color-mix(in srgb,var(--ember) 4%,var(--raise)) 0%,var(--raise) 60%,color-mix(in srgb,var(--ground) 72%,var(--raise)) 100%)}.study-hero-header{display:flex;align-items:center;justify-content:space-between;gap:10px}.study-hero-badge{display:inline-flex;align-items:center;gap:6px;padding:3px 9px;border-radius:999px;font-family:var(--mono);font-size:11px;font-weight:700;background:color-mix(in srgb,var(--sugar) 12%,transparent);color:var(--sugar);border:1px solid color-mix(in srgb,var(--sugar) 28%,transparent)}.study-hero-badge-dot{width:6px;height:6px;border-radius:50%;background:var(--sugar);box-shadow:0 0 8px var(--sugar)}.study-ready-summary{display:flex;align-items:center;gap:14px}.study-ready-summary strong{font-family:var(--display);font-size:clamp(48px,14vw,64px);font-weight:600;line-height:.85;letter-spacing:-.06em;color:var(--bone)}.study-ready-summary span{font-family:var(--display);font-size:17px;font-weight:550;line-height:1.25;color:var(--ash)}.study-countdown{display:flex;flex-direction:column;gap:3px}.study-countdown-label{display:flex;align-items:center;gap:7px}.study-countdown-label>span{font-size:12px;font-weight:600;color:var(--ash)}.study-info-button{width:20px;height:20px;padding:0;border:1px solid color-mix(in srgb,var(--sugar) 45%,var(--edge));border-radius:50%;background:color-mix(in srgb,var(--sugar) 9%,transparent);color:var(--sugar);font-family:var(--display);font-size:12px;font-weight:700;line-height:18px;cursor:pointer;transition:background-color .15s ease,transform .12s ease}.study-info-button:hover,.study-info-button:focus-visible{background:color-mix(in srgb,var(--sugar) 18%,transparent)}.study-info-button:focus-visible{outline:2px solid var(--ember);outline-offset:2px}.study-info-button:active{transform:scale(.92)}.study-countdown time{font-family:var(--mono);font-size:clamp(27px,8vw,36px);font-weight:700;line-height:1.15;letter-spacing:-.04em;font-variant-numeric:tabular-nums;color:var(--bone)}.study-hero-note{margin:-4px 0 0;font-size:13px;line-height:1.45;color:var(--ash)}.study-empty-summary{display:flex;flex-direction:column;gap:6px;padding:3px 0}.study-empty-summary strong{font-family:var(--display);font-size:22px;font-weight:600;letter-spacing:-.02em;color:var(--bone)}.study-empty-summary span{max-width:310px;font-size:13.5px;line-height:1.5;color:var(--ash)}.study-spacing-info{display:grid;gap:15px}.study-spacing-kicker{width:fit-content;padding:4px 9px;border:1px solid color-mix(in srgb,var(--sugar) 28%,var(--edge));border-radius:999px;background:color-mix(in srgb,var(--sugar) 9%,transparent);color:var(--sugar);font-family:var(--mono);font-size:9.5px;font-weight:700;letter-spacing:.07em;text-transform:uppercase}.study-spacing-info p{margin:0;color:var(--ash);font-size:13.5px;line-height:1.55}.study-spacing-ratings{display:grid;grid-template-columns:repeat(3,1fr);gap:7px}.study-spacing-ratings>span{min-width:0;padding:10px 8px;border:1px solid var(--edge-soft);border-radius:11px;background:color-mix(in srgb,var(--ground) 70%,transparent);text-align:center}.study-spacing-ratings b,.study-spacing-ratings small{display:block}.study-spacing-ratings b{color:var(--bone);font-family:var(--display);font-size:12px}.study-spacing-ratings small{margin-top:3px;color:var(--dim);font-size:9.5px;line-height:1.25}.study-spacing-info .study-spacing-note{padding-top:13px;border-top:1px solid var(--edge-soft);color:var(--dim);font-size:12px}.study-spacing-note strong{color:var(--bone)}.study-hero-btn{width:100%;min-height:46px;padding:0 18px;border:none;border-radius:12px;background:var(--ember);color:var(--ember-ink);font-family:var(--display);font-size:15px;font-weight:600;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px;transition:opacity .15s ease,transform .12s ease}.study-hero-btn:hover{opacity:.95}.study-hero-btn:active{transform:scale(.98)}.study-hub-list{display:flex;flex-direction:column;gap:10px}.study-hub-item{display:flex;align-items:center;justify-content:space-between;min-height:68px;padding:12px 15px;border:1px solid var(--edge);border-radius:14px;background:var(--raise);color:var(--bone);font-family:var(--body);font-size:14.5px;font-weight:500;text-align:left;cursor:pointer;transition:border-color .15s ease,transform .12s ease,background-color .15s ease}.study-hub-item:hover,.study-hub-item:focus-visible{border-color:color-mix(in srgb,var(--bone) 25%,transparent)}.study-hub-item:active{transform:scale(.985)}.study-hub-item:disabled{opacity:.48;cursor:default}.study-hub-item:disabled:active{transform:none}.study-hub-item-left{display:flex;align-items:center;gap:13px;min-width:0}.study-hub-item-icon{width:40px;height:40px;flex:0 0 auto;border:1px solid color-mix(in srgb,var(--bone) 6%,var(--edge));border-radius:11px;background:var(--ground);display:grid;place-items:center;color:var(--ash)}.study-hub-item-copy{display:flex;min-width:0;flex-direction:column;gap:3px}.study-hub-item-copy strong{font-family:var(--display);font-size:15px;font-weight:600;line-height:1.2;color:var(--bone)}.study-hub-item-copy small{overflow:hidden;font-size:11.5px;font-weight:400;line-height:1.25;text-overflow:ellipsis;white-space:nowrap;color:var(--dim)}.study-hub-item-chevron{color:var(--dim);transition:transform .15s ease,color .15s ease}.study-hub-item:hover .study-hub-item-chevron{color:var(--bone);transform:translate(3px)}.study-hub-badge{padding:2px 8px;border-radius:999px;font-family:var(--mono);font-size:11px;font-weight:700;background:color-mix(in srgb,var(--bone) 8%,transparent);color:var(--ash);white-space:nowrap}.study-review-container{display:flex;flex-direction:column;flex:1;justify-content:flex-start;gap:16px;padding-bottom:8px}.study-progress-track{width:100%;height:3px;background:var(--edge-soft);border-radius:999px;overflow:hidden;margin-bottom:4px}.study-progress-fill{height:100%;background:var(--sugar);border-radius:999px;transition:width .3s cubic-bezier(.4,0,.2,1)}.study-card-viewport{position:relative;isolation:isolate;perspective:1200px;width:100%;height:clamp(330px,58dvh,440px);flex:0 0 auto;display:flex}.study-card-viewport:before,.study-card-viewport:after{content:"";position:absolute;inset:0;border:1px solid var(--edge-soft);border-radius:20px;pointer-events:none}.study-card-viewport:before{z-index:-2;transform:translateY(10px) scale(.96);background:color-mix(in srgb,var(--raise) 68%,var(--ground));opacity:.62}.study-card-viewport:after{z-index:-1;transform:translateY(5px) scale(.982);background:color-mix(in srgb,var(--raise) 86%,var(--ground));border-color:color-mix(in srgb,var(--sugar) 8%,var(--edge-soft));opacity:.82}.study-flipper{position:relative;z-index:1;width:100%;min-height:100%;transition:transform .55s cubic-bezier(.2,.85,.3,1.05);transform-style:preserve-3d}.study-flipper.is-flipped{transform:rotateY(180deg)}.study-card-face{position:absolute;inset:0;width:100%;height:100%;backface-visibility:hidden;-webkit-backface-visibility:hidden;border-radius:20px;background:radial-gradient(120% 90% at 4% -10%,color-mix(in srgb,var(--sugar) 9%,transparent),transparent 52%),radial-gradient(circle,color-mix(in srgb,var(--bone) 3%,transparent) 0 .6px,transparent .8px) 0 0 / 4px 4px,linear-gradient(145deg,color-mix(in srgb,var(--bone) 3%,var(--raise)) 0%,var(--raise) 48%,color-mix(in srgb,var(--ground) 10%,var(--raise)) 100%);border:1px solid var(--edge);box-shadow:0 24px 44px -34px #000000e6,inset 0 1px color-mix(in srgb,var(--bone) 9%,transparent),inset 0 -1px color-mix(in srgb,var(--ground) 38%,transparent);padding:24px 20px 20px;display:flex;align-items:center;justify-content:center;box-sizing:border-box;overflow:hidden}.study-card-face--back{transform:rotateY(180deg);border-color:color-mix(in srgb,var(--sugar) 25%,var(--edge));background:radial-gradient(115% 95% at 100% 0%,color-mix(in srgb,var(--sugar) 11%,transparent),transparent 54%),radial-gradient(circle,color-mix(in srgb,var(--bone) 3%,transparent) 0 .6px,transparent .8px) 0 0 / 4px 4px,linear-gradient(155deg,var(--raise) 0%,color-mix(in srgb,var(--sugar) 5%,var(--raise)) 100%)}.study-card-center{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:12px 0;gap:8px}.study-word{margin:0;font-family:var(--display);font-size:clamp(32px,9.5vw,46px);font-weight:600;line-height:1.15;color:var(--bone);overflow-wrap:anywhere}.study-app .km,.study-word.km{font-family:var(--khmer);font-weight:500;line-height:1.35}.study-word-secondary{margin:0;font-family:var(--mono);font-size:17px;color:var(--sugar);overflow-wrap:anywhere}.study-meaning{margin:8px 0 0;font-size:clamp(20px,5.5vw,25px);font-weight:500;line-height:1.35;color:var(--bone);text-align:center;overflow-wrap:anywhere}.study-answer-word{margin:0;font-family:var(--display);font-size:clamp(28px,8vw,38px);font-weight:600;line-height:1.2;color:var(--bone);overflow-wrap:anywhere}.study-answer-word.km{font-family:var(--khmer);font-weight:500;line-height:1.35}.study-answer-romanization{margin:-2px 0 6px;font-family:var(--mono);font-size:15px;color:var(--sugar);overflow-wrap:anywhere}.study-audio-actions{display:flex;flex-direction:row;flex-wrap:wrap;align-items:center;justify-content:center;gap:10px;width:100%;margin-top:12px}.study-play{position:relative;width:auto;min-width:112px;min-height:40px;padding:0 16px;border:1px solid var(--edge);border-radius:999px;background:var(--ground);color:var(--ash);font:inherit;font-size:13px;font-weight:600;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:10px;transition:all .15s ease}.study-play:hover:not(:disabled){background:color-mix(in srgb,var(--bone) 5%,var(--ground));border-color:var(--ember);color:var(--bone)}.study-play:active:not(:disabled){transform:scale(.98)}.study-play:disabled{opacity:.45;cursor:wait}@keyframes study-audio-pulse{0%{box-shadow:0 0 color-mix(in srgb,var(--sugar) 45%,transparent)}70%{box-shadow:0 0 0 10px color-mix(in srgb,var(--sugar) 0%,transparent)}to{box-shadow:0 0 color-mix(in srgb,var(--sugar) 0%,transparent)}}.study-play.is-playing{animation:study-audio-pulse 1.3s infinite;border-color:var(--sugar);color:var(--sugar)}.study-context-play{min-height:40px;padding:0 15px;border:1px solid var(--edge);border-radius:999px;background:var(--ground);color:var(--ash);font:inherit;font-size:13px;font-weight:600;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:8px;transition:color .15s ease,border-color .15s ease,background-color .15s ease,transform .12s ease}.study-context-play:hover:not(:disabled){color:var(--bone);border-color:var(--ember);background:color-mix(in srgb,var(--bone) 5%,var(--ground))}.study-context-play:active:not(:disabled){transform:scale(.97)}.study-context-play:disabled{opacity:.4;cursor:wait}.study-flip-prompt{max-width:300px;margin-top:10px;padding:7px 12px;border-radius:12px;background:color-mix(in srgb,var(--bone) 5%,transparent);color:var(--ash);font-size:12px;line-height:1.35;text-align:center}.study-flip-btn-secondary{margin-top:4px;background:none;border:1px solid var(--edge);border-radius:999px;color:var(--ash);font:inherit;font-size:11.5px;font-weight:500;padding:4px 12px;cursor:pointer;transition:all .15s ease}.study-flip-btn-secondary:hover{color:var(--bone);border-color:var(--ash)}.study-review-controls{display:flex;flex-direction:column;justify-content:flex-end;gap:10px;width:100%;min-height:82px}.study-reveal-button{width:100%;min-height:50px;padding:0 16px;border:1px solid var(--ember);border-radius:14px;background:var(--raise);color:var(--bone);font-family:var(--display);font-size:15.5px;font-weight:600;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px;box-shadow:var(--shadow-card);transition:all .15s ease}.study-reveal-button:hover{background:color-mix(in srgb,var(--bone) 5%,var(--raise));border-color:var(--sugar)}.study-reveal-button:active{transform:scale(.985)}.study-grades-wrapper{display:flex;flex-direction:column;gap:8px;width:100%}.study-grade-prompt{margin:0;color:var(--ash);font-size:13px;font-weight:600;text-align:center}.study-grades{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;width:100%}.study-grade-btn{min-height:58px;padding:8px 6px;border-radius:13px;font:inherit;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;cursor:pointer;transition:all .15s ease;background:var(--raise)}.study-grade-label{font-size:14px;font-weight:650;line-height:1.1}.study-grade-hint{font-size:10.5px;font-weight:500;opacity:.7;line-height:1.15}.study-grade-btn--again{border:1.5px solid var(--danger-soft);color:var(--danger)}.study-grade-btn--again:hover:not(:disabled){border-color:var(--danger);background:color-mix(in srgb,var(--danger) 8%,var(--raise))}.study-grade-btn--good{border:1.5px solid var(--ember);background:var(--ember);color:var(--ember-ink)}.study-grade-btn--good:hover:not(:disabled){background:var(--ember-deep);border-color:var(--ember-deep)}.study-grade-btn--easy{border:1.5px solid color-mix(in srgb,var(--sugar) 35%,var(--edge));color:var(--sugar)}.study-grade-btn--easy:hover:not(:disabled){border-color:var(--sugar);background:color-mix(in srgb,var(--sugar) 10%,var(--raise))}.study-grade-btn:active:not(:disabled){transform:scale(.96)}.study-grade-btn:disabled{opacity:.5;cursor:wait}.study-complete-card{margin:auto 0;padding:32px 24px;border:1px solid var(--edge);border-radius:20px;background:var(--raise);box-shadow:var(--shadow-card);text-align:center;display:flex;flex-direction:column;align-items:center;gap:16px}.study-complete-icon{width:54px;height:54px;border-radius:50%;background:color-mix(in srgb,var(--sugar) 15%,transparent);border:1.5px solid var(--sugar);color:var(--sugar);display:grid;place-items:center}.study-complete-card h1{margin:0;font-family:var(--display);font-size:24px;font-weight:600;color:var(--bone)}.study-complete-card p{margin:0;font-size:14.5px;line-height:1.45;color:var(--ash);max-width:28ch}.study-library-header{display:flex;align-items:center;justify-content:space-between;margin:12px 0 16px}.study-library-header h1{margin:0;font-family:var(--display);font-size:22px;font-weight:600;color:var(--bone)}.study-library-count{font-family:var(--mono);font-size:12px;font-weight:700;color:var(--sugar);padding:3px 9px;border-radius:999px;background:color-mix(in srgb,var(--sugar) 12%,transparent);border:1px solid color-mix(in srgb,var(--sugar) 25%,transparent)}.study-library-list{margin:0;padding:0;list-style:none;border-radius:16px;background:var(--raise);box-shadow:var(--shadow-card);overflow:hidden}.study-library-item{position:relative;display:grid;grid-template-columns:1fr 44px 44px;align-items:center;padding:12px 14px;gap:6px}.study-library-item+.study-library-item:before{content:"";position:absolute;top:0;left:14px;right:14px;height:1px;background:var(--edge-soft)}.study-library-text{min-width:0;background:none;border:none;padding:0;color:inherit;text-align:left;display:flex;flex-direction:column;gap:2px}.study-library-headword{font-size:16.5px;font-weight:600;color:var(--bone);overflow-wrap:anywhere}.study-library-headword.km{font-family:var(--khmer);font-size:18px}.study-library-gloss{font-size:12.5px;color:var(--ash);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.study-icon-btn{width:44px;height:44px;border:1px solid var(--edge-soft);border-radius:50%;background:var(--ground);color:var(--ash);display:grid;place-items:center;cursor:pointer;transition:all .12s ease}.study-icon-btn:hover{color:var(--bone);border-color:var(--ember)}.study-icon-btn:active{transform:scale(.93)}.study-icon-btn--delete:hover{color:var(--danger);border-color:var(--danger)}.study-icon-btn:disabled{opacity:.45;cursor:wait}.study-status{text-align:center;color:var(--ash);font-size:14px;line-height:1.5;margin:32px 0 16px}.study-button{min-height:44px;padding:0 16px;border:1px solid var(--ember);border-radius:12px;background:transparent;color:var(--ember);font:inherit;font-weight:600;cursor:pointer;transition:all .15s ease}.study-button:hover{background:color-mix(in srgb,var(--ember) 10%,transparent)}.study-button:active{transform:scale(.98)}@media(max-height:740px){.study-word{font-size:clamp(26px,8.5vw,36px)}.study-meaning{font-size:clamp(17px,5vw,21px)}.study-hero-card{padding:16px 14px}}.p11-root--daily{height:100dvh;overflow:hidden}.app-main:has(.p11-root--daily){overflow:hidden}.app-frame:has(.p11-root--daily){background:var(--ground)}.daily-bar{height:54px;flex:0 0 auto;padding:0 var(--gutter);display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:8px}.daily-bar button{border:0;background:none;cursor:pointer}.daily-back{justify-self:start;display:flex;align-items:center;gap:3px;color:var(--ash);font-size:13px}.daily-title{display:grid;justify-items:center;line-height:1.1}.daily-title span{font-family:var(--mono);font-size:9px;letter-spacing:.14em;text-transform:uppercase;color:var(--dim)}.daily-title small{margin-top:4px;color:var(--ash);font-size:11px}.daily-bar-spacer{justify-self:end}.daily-dots{height:26px;flex:0 0 auto;display:flex;align-items:center;justify-content:center;gap:8px}.daily-word-card{width:min(100%,360px);margin:0 auto;display:grid;grid-template-columns:auto minmax(0,1fr);grid-template-areas:"label term" "label meaning";align-items:baseline;column-gap:12px;row-gap:1px;padding:7px 10px 8px;border:0;border-block:1px solid var(--edge);border-left:2px solid var(--sugar);border-radius:2px;background:color-mix(in srgb,var(--raise) 52%,transparent);color:var(--bone);line-height:1.25;text-align:left;cursor:pointer;transition:background .15s ease,border-color .15s ease}.daily-word-card:hover{background:var(--raise);border-block-color:color-mix(in srgb,var(--sugar) 34%,var(--edge))}.daily-word-card:active{background:color-mix(in srgb,var(--sugar) 8%,var(--raise))}.daily-word-card-label{grid-area:label;align-self:stretch;display:flex;align-items:center;padding-right:11px;border-right:1px solid var(--edge-soft);color:var(--dim);font-family:var(--mono);font-size:8px;letter-spacing:.12em;line-height:1.4;text-transform:uppercase}.daily-word-card-term{grid-area:term;display:flex;align-items:baseline;gap:8px;min-width:0}.daily-word-card-headword{flex:0 0 auto;font-family:var(--khmer);font-size:19px;color:var(--sugar)}.daily-word-card-pronunciation{min-width:0;overflow:hidden;color:var(--bone);font-family:var(--mono);font-size:13px;text-overflow:ellipsis;white-space:nowrap}.daily-word-card-pronunciation:before{content:"/";color:var(--dim)}.daily-word-card-pronunciation:after{content:"/";color:var(--dim)}.daily-word-card-meaning{grid-area:meaning;overflow:hidden;color:var(--ash);font-size:12.5px;text-overflow:ellipsis;white-space:nowrap}.daily-dots>span{width:15px;height:15px;display:grid;place-items:center;border:1px solid var(--dim);border-radius:50%;color:var(--ember-ink)}.daily-dots>span.is-current{border-color:var(--sugar);box-shadow:0 0 0 2px color-mix(in srgb,var(--sugar) 20%,transparent)}.daily-dots>span.is-complete{border-color:var(--ember);background:var(--ember)}.daily-listen{padding-top:0}.p11-root--daily .p11-now-context{padding-top:0;padding-bottom:4px}.p11-root--daily .p11-now-topcard{padding-top:4px}.daily-move{grid-template-columns:1fr auto 1fr}.daily-move>span{justify-self:center;color:var(--dim);font-family:var(--mono);font-size:10px}.p11-word.is-target:not(.is-selected){color:var(--sugar);background:color-mix(in srgb,var(--sugar) 13%,transparent);box-shadow:inset 0 -1px color-mix(in srgb,var(--sugar) 55%,transparent)}.daily-save-error{position:fixed;z-index:75;left:50%;bottom:calc(58px + env(safe-area-inset-bottom));transform:translate(-50%);display:flex;align-items:center;gap:10px;padding:9px 12px;border:1px solid var(--edge);border-radius:10px;background:var(--raise);color:var(--ash);font-size:12px;white-space:nowrap}.daily-save-error button{border:0;background:none;color:var(--ember);font-weight:700}.daily-loading,.daily-load-error{display:grid;place-content:center;justify-items:center;gap:12px;padding:24px;color:var(--ash);text-align:center}.daily-load-error button{min-height:42px;padding:0 16px;border:1px solid var(--edge);border-radius:10px;background:none;color:var(--bone)}.daily-dictionary-entry{display:flex;flex-direction:column;gap:16px}.daily-dictionary-entry-header{padding:2px 0 16px;border-bottom:1px solid var(--edge-soft)}.daily-dictionary-headword{display:block;font-family:var(--khmer);font-size:44px;font-weight:500;line-height:1.05;color:var(--bone);margin-bottom:8px}.daily-dictionary-meta{display:flex;align-items:baseline;gap:10px}.daily-dictionary-phonetic{font-family:var(--mono);font-size:17px;color:var(--sugar);letter-spacing:.01em}.daily-dictionary-dot{color:var(--dim)}.daily-dictionary-pos{font-style:italic;color:var(--ash);font-size:13px}.daily-dictionary-senses{display:flex;flex-direction:column;gap:14px}.daily-dictionary-pos-heading{margin:0 0 8px;font-size:13px;text-transform:capitalize;color:var(--ash)}.daily-dictionary-sense-row{display:flex;gap:10px;align-items:flex-start}.daily-dictionary-sense-num{font-weight:600;font-size:15px;color:var(--sugar);flex-shrink:0;min-width:16px}.daily-dictionary-sense-content{flex:1;display:flex;flex-direction:column;gap:4px}.daily-primary-label{display:flex;align-items:center;gap:8px;padding:0;color:var(--ash);font-family:var(--mono);font-size:9px;font-weight:500;text-transform:uppercase;letter-spacing:.1em;width:fit-content;margin-bottom:4px}.daily-primary-label:before{content:"";width:16px;height:1px;background:var(--sugar)}.daily-dictionary-gloss-text{margin:0;font-size:15px;line-height:1.4;color:var(--bone)}.daily-dictionary-labels{font-size:11px;color:var(--dim)}.daily-dictionary-examples{margin-top:6px;display:flex;flex-direction:column;gap:6px}.daily-dictionary-example-item{padding:8px 12px;border-left:2px solid var(--edge);background:var(--ground);border-radius:0 8px 8px 0;display:flex;flex-direction:column;gap:2px}.daily-dictionary-ex-khmer{font-family:var(--khmer);font-size:14.5px;color:var(--bone)}.daily-dictionary-ex-roman{font-family:var(--mono);font-size:11px;color:var(--sugar)}.daily-dictionary-ex-english{font-size:13px;color:var(--ash);font-style:italic}.daily-dictionary-footer-content{display:flex;flex-direction:column;gap:8px;width:100%}.daily-dictionary-action-btn{width:100%;min-height:44px;border-radius:12px;border:none;background:var(--ember);color:var(--ember-ink);font-family:var(--display);font-size:14.5px;font-weight:700;cursor:pointer}.daily-dictionary-source{margin:0;color:var(--dim);font-size:10px;text-align:center}.daily-completion{display:grid;justify-items:center;gap:8px;padding:4px 0 8px;text-align:center}.daily-completion-check{width:48px;height:48px;display:grid;place-items:center;border-radius:50%;background:var(--ember);color:var(--ember-ink)}.daily-completion strong{font-family:var(--khmer);font-size:32px;font-weight:500}.daily-completion p{margin:0 0 8px;color:var(--ash)}.daily-completion button{width:100%;min-height:44px;border:1px solid var(--edge);border-radius:11px;background:none;color:var(--bone);font-weight:600}.daily-completion button:first-of-type{border-color:var(--ember);background:var(--ember);color:var(--ember-ink)}@media(max-height:740px){.daily-bar{height:48px}.daily-dots{height:22px}.daily-word-card{padding-block:5px 6px}}.landing-root{position:relative;height:100dvh;background:#08080a;color:#f5f5f7;overflow-x:hidden;overflow-y:auto;scroll-snap-type:y proximity;scroll-padding-top:60px;scroll-behavior:smooth;font-family:-apple-system,BlinkMacSystemFont,SF Pro Text,Segoe UI,system-ui,sans-serif;-webkit-font-smoothing:antialiased}.editorial-glow{position:absolute;top:-120px;left:50%;transform:translate(-50%);width:min(100vw,1100px);height:580px;background:radial-gradient(circle at 50% 20%,rgba(10,132,255,.18) 0%,rgba(100,210,255,.08) 35%,transparent 70%);pointer-events:none;z-index:0}.editorial-nav{position:sticky;top:0;z-index:50;height:60px;display:flex;align-items:center;border-bottom:1px solid rgba(255,255,255,.07);background:#08080abf;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px)}.editorial-nav-inner{width:100%;max-width:64rem;margin:0 auto;padding:0 24px;display:flex;align-items:center;justify-content:space-between}.editorial-brand{display:flex;align-items:center;gap:9px}.editorial-brand-en{font-size:16px;font-weight:700;letter-spacing:-.02em;color:#fff}.editorial-brand-sep{color:#4a4a50;font-size:13px}.editorial-brand-kh{font-family:"Noto Sans Khmer",var(--khmer);font-size:16px;color:#64d2ff;font-weight:500}.editorial-badge{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:10px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;padding:3px 8px;border-radius:999px;background:#0a84ff1f;color:#0a84ff;border:1px solid rgba(10,132,255,.3)}.editorial-nav-btn{font-size:13px;font-weight:600;padding:7px 16px;border-radius:999px;border:1px solid rgba(255,255,255,.15);background:#ffffff0d;color:#fff;cursor:pointer;transition:all .15s ease}.editorial-nav-btn:hover{background:#fff;color:#08080a;border-color:#fff}.editorial-main{position:relative;z-index:1;width:100%;max-width:64rem;margin:0 auto;padding:0 24px calc(64px + env(safe-area-inset-bottom));display:flex;flex-direction:column;gap:0}.editorial-pill{display:inline-flex;align-items:center;gap:7px;padding:5px 14px;border-radius:999px;background:#0a84ff1a;border:1px solid rgba(10,132,255,.28);font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11.5px;font-weight:600;color:#0a84ff;letter-spacing:.04em}.editorial-pill-dot{width:6px;height:6px;border-radius:50%;background:#64d2ff;box-shadow:0 0 8px #64d2ff}.editorial-kicker{display:inline-block;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:#64d2ff;margin-bottom:12px}.editorial-h1{display:flex;flex-direction:column;align-items:center;gap:10px;margin:8px 0 0;text-align:center}.editorial-h1-brand{font-size:clamp(42px,9.5vw,68px);font-weight:850;line-height:1.02;letter-spacing:-.04em;color:#fff}.editorial-h1-tagline{font-size:clamp(21px,4.8vw,30px);font-weight:600;letter-spacing:-.02em;line-height:1.25;background:linear-gradient(180deg,#fff 20%,#9b9ba1);-webkit-background-clip:text;-webkit-text-fill-color:transparent;max-width:36rem;text-wrap:balance}.editorial-h1-accent{background:linear-gradient(180deg,#fff 30%,#9b9ba1);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.editorial-hero-lead{font-size:clamp(16px,3.8vw,18px);line-height:1.6;color:#a1a1a6;margin:12px 0 0;font-weight:400}.editorial-hero-actions{display:flex;justify-content:center;margin-top:24px}.editorial-hero-cta{display:inline-flex;align-items:center;gap:8px;background:#0a84ff;color:#fff;font-family:inherit;font-size:15px;font-weight:600;padding:12px 28px;border-radius:999px;border:1px solid rgba(255,255,255,.18);box-shadow:0 4px 20px #0a84ff61,inset 0 1px #ffffff40;cursor:pointer;transition:transform .15s ease,box-shadow .15s ease,background .15s ease}.editorial-hero-cta:hover{background:#0077ed;box-shadow:0 6px 28px #0a84ff8c,inset 0 1px #ffffff59;transform:translateY(-1px)}.editorial-hero-cta:active{transform:translateY(0)}.editorial-h2{font-size:clamp(28px,6.5vw,48px);font-weight:800;line-height:1.08;letter-spacing:-.03em;color:#fff;margin:0}.editorial-sub{margin:14px auto 0;font-size:clamp(15.5px,3.8vw,18px);line-height:1.55;color:#9a9aa2;max-width:34rem;text-align:center;text-wrap:pretty}.editorial-h2{text-align:center}.editorial-header{margin-bottom:32px;display:flex;flex-direction:column;align-items:center}.editorial-hero-section,.editorial-main>.editorial-section{scroll-snap-align:start;min-height:calc(100svh - 60px);display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;padding-block:56px}.editorial-main>.editorial-section{border-top:1px solid rgba(255,255,255,.06)}.editorial-main>.editorial-section>*{width:100%;max-width:44rem}.editorial-hero-section{display:flex;flex-direction:column;align-items:center;text-align:center;gap:36px}.editorial-hero-header{display:flex;flex-direction:column;align-items:center}.editorial-hero-stage{position:relative;width:100%;max-width:52rem;margin-top:16px;display:flex;justify-content:center}.editorial-pointers-desktop{position:absolute;inset:0;pointer-events:none;z-index:10}@media(max-width:860px){.editorial-pointers-desktop{display:none}}.editorial-pointer{position:absolute;display:flex;align-items:center;gap:0;transform:translateY(-50%)}.pointer-left{right:calc(50% + 180px);flex-direction:row}.pointer-right{left:calc(50% + 180px);flex-direction:row}.pointer-label{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11px;font-weight:600;letter-spacing:.04em;color:#f0f0f3;padding:6px 12px;background:#121216f0;border:1px solid rgba(255,255,255,.16);border-radius:8px;box-shadow:0 8px 24px #000000b3;white-space:nowrap;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}.pointer-line{width:60px;height:1px;background:#ffffff73;position:relative}.pointer-left .pointer-line:after{content:"";position:absolute;right:-3px;top:-3px;width:7px;height:7px;border-radius:50%;background:#64d2ff;box-shadow:0 0 10px #64d2ff}.pointer-right .pointer-line:after{content:"";position:absolute;left:-3px;top:-3px;width:7px;height:7px;border-radius:50%;background:#64d2ff;box-shadow:0 0 10px #64d2ff}.pointer-audio{top:9.5%}.pointer-script{top:36%}.pointer-words,.pointer-gloss{top:43.5%}.pointer-compound{top:70.3%}.pointer-fsrs{top:88%}.editorial-device-frame{position:relative;width:360px;max-width:100%;background:#000;border-radius:34px;border:3px solid rgba(255,255,255,.14);box-shadow:0 32px 80px -16px #000000f2,0 0 40px -10px #0a84ff33;overflow:hidden;display:flex}.editorial-device-img{width:100%;height:auto;display:block;object-fit:cover}.editorial-pointers-mobile{display:none}.m-pointer{position:absolute;opacity:0;display:flex;flex-direction:column;max-width:84%;transition:opacity .45s ease;pointer-events:none;z-index:20}.m-pointer[data-align=left]{left:14px;right:auto;align-items:flex-start}.m-pointer[data-align=right]{right:14px;left:auto;align-items:flex-end}.m-pointer[data-place=above]{transform:translateY(-100%)}.m-pointer[data-place=below]{transform:translateY(0)}.m-pointer.is-active{opacity:1}.m-pointer-svg{width:165px;height:40px;display:block;overflow:visible;flex-shrink:0}.m-pointer-path{stroke:#64d2ff;stroke-width:2px;stroke-linecap:round;stroke-linejoin:round;filter:drop-shadow(0 0 4px rgba(100,210,255,.6))}.m-pointer-dot-svg{fill:#64d2ff;stroke:#0a84ff;stroke-width:2px;filter:drop-shadow(0 0 6px #64d2ff);animation:mPointerPulse 1.8s ease-out infinite;transform-origin:center}@keyframes mPointerPulse{0%{r:4.5px;opacity:1}50%{r:6.5px;opacity:.8}to{r:4.5px;opacity:1}}.m-pointer-label{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,system-ui,sans-serif;font-size:13px;font-weight:650;letter-spacing:-.005em;line-height:1.35;color:#fff;padding:8px 14px;background:#07070a;border:1px solid rgba(100,210,255,.55);border-radius:12px;box-shadow:0 0 0 4px #64d2ff17,0 16px 34px #000000d9;white-space:nowrap}.m-pointer[data-align=right] .m-pointer-label{text-align:right}.m-pointer[data-align=left] .m-pointer-label{text-align:left}.editorial-pointers-progress{position:absolute;left:50%;bottom:-24px;transform:translate(-50%);display:flex;gap:7px}.editorial-pointers-progress span{width:6px;height:6px;border-radius:50%;background:#ffffff38;transition:background .3s ease,width .3s ease}.editorial-pointers-progress span.is-on{width:18px;border-radius:3px;background:#64d2ff}@media(max-width:860px){.editorial-hero-stage{padding-bottom:34px}.editorial-pointers-mobile{display:block;position:absolute;inset:0;z-index:10}}@media(prefers-reduced-motion:reduce){.m-pointer{transition:none}.m-pointer-dot{animation:none}.landing-root{scroll-snap-type:none;scroll-behavior:auto}}.landing-demo-card{position:relative;background:#101014;border:1px solid rgba(255,255,255,.09);border-radius:22px;padding:28px 24px;display:flex;flex-direction:column;gap:20px;box-shadow:0 20px 48px -12px #000000bf,inset 0 1px #ffffff0f;overflow:hidden;transition:border-color .25s ease,box-shadow .25s ease}.landing-demo-card:hover{border-color:#64d2ff38;box-shadow:0 24px 60px -12px #000000d9,0 0 32px -8px #0a84ff26,inset 0 1px #ffffff1f}.landing-native-audio-card{padding:24px 28px}.landing-native-audio-content{display:flex;align-items:center;gap:32px;width:100%}@media(max-width:640px){.landing-native-audio-content{flex-direction:column;gap:20px;align-items:center}}.landing-speaker-frame{width:110px;height:110px;flex-shrink:0;border-radius:20px;overflow:hidden;border:2px solid rgba(255,255,255,.14);box-shadow:0 12px 32px #000000b3}.landing-speaker-img{width:100%;height:100%;object-fit:cover;display:block}.landing-native-audio-content .landing-audio-showcase{flex:1;width:100%;padding:0;display:flex;flex-direction:column;align-items:center;gap:20px}.landing-waveform-bars{display:flex;align-items:center;justify-content:center;gap:4px;height:52px;width:100%;max-width:380px}.landing-wave-bar{flex:1;max-width:6px;background:linear-gradient(180deg,#64d2ff,#0a84ff);border-radius:3px;opacity:.75;animation:wavePulse 1.2s ease-in-out infinite alternate}@keyframes wavePulse{0%{transform:scaleY(.35);opacity:.45}to{transform:scaleY(1);opacity:.95}}.landing-app-transport{margin:0!important;pointer-events:none}.landing-demo-play{box-shadow:0 0 20px #0a84ff80}.landing-script-showcase{display:flex;flex-direction:column;align-items:center;gap:24px;padding:8px 0 12px}.landing-toggle-tab{padding:7px 18px;font-size:13.5px;font-weight:600;border-radius:8px;color:#8e8e93;transition:all .25s ease;-webkit-user-select:none;user-select:none}.landing-toggle-tab.is-active{background:#242429;color:#fff;box-shadow:0 2px 8px #0006,inset 0 1px #ffffff1f}.landing-script-line{justify-content:center;animation:scriptFade .35s ease forwards;min-height:50px}@keyframes scriptFade{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}.landing-script-word{pointer-events:none;font-size:18px}.landing-dict-showcase{display:flex;flex-direction:column;align-items:center;gap:18px;width:100%}.landing-dict-line{justify-content:center}.landing-pulse-word{box-shadow:0 0 0 2px #0a84ff,0 0 14px #0a84ff80!important;background:#0a84ff2e!important}.landing-dict-stage{width:100%;max-width:440px;border-radius:16px;background:#16161a;border:1px solid rgba(255,255,255,.1);padding:18px 20px 14px;animation:scriptFade .3s ease}.landing-dict-stage .p11-word-head{margin-bottom:10px}.landing-dict-save{pointer-events:none}.landing-compound-showcase{display:flex;flex-direction:column;align-items:center;gap:20px;width:100%}.landing-compound-stage{width:100%;max-width:460px;border-radius:16px;background:#16161a;border:1px solid rgba(255,255,255,.1);padding:20px 22px;overflow:hidden}.landing-compound-stage .p11-word-head,.landing-dict-stage .p11-word-head{display:block}.landing-compound-stage .p11-word-title,.landing-dict-stage .p11-word-title{display:flex;align-items:baseline;gap:10px}.landing-compound-stage .p11-word-title strong,.landing-dict-stage .p11-word-title strong{font-size:22px;font-weight:750;color:#fff;letter-spacing:-.01em}.landing-compound-stage .p11-word-title small,.landing-dict-stage .p11-word-title small{font-family:"Noto Sans Khmer",var(--khmer);font-size:16px;color:#8e8e93}.landing-demo-disclosure,.landing-demo-back{pointer-events:none}.landing-compound-stage .p11-parts-title{margin:4px 0 10px;font-size:14px;font-weight:700;color:#fff}.landing-compound-stage .p11-parts{margin:0;display:flex;flex-direction:column;gap:10px;width:100%}.landing-compound-stage .p11-parts div{display:grid;grid-template-columns:minmax(130px,auto) 1fr;gap:16px;align-items:baseline;padding:10px 14px;background:#ffffff08;border:1px solid rgba(255,255,255,.06);border-radius:12px}.landing-compound-stage .p11-parts dt{display:flex;align-items:baseline;gap:8px;font-size:14px}.landing-compound-stage .p11-parts dt.listen-part-roman span{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13.5px;font-weight:700;color:#64d2ff}.landing-compound-stage .p11-parts dt small{font-family:"Noto Sans Khmer",var(--khmer);font-size:14.5px;font-weight:500;color:#9a9aa2}.landing-compound-stage .p11-parts dd{margin:0;font-size:13.5px;color:#f0f0f3;line-height:1.45}.landing-study-showcase{display:flex;flex-direction:column;align-items:center;gap:18px;width:100%}.landing-flashcard-frame{width:100%;max-width:380px;height:200px;perspective:1000px}.study-card-inner{position:relative;width:100%;height:100%;transition:transform .65s cubic-bezier(.4,0,.2,1);transform-style:preserve-3d}.landing-flashcard-frame.is-flipped .study-card-inner{transform:rotateY(180deg)}.landing-flashcard-frame .study-card-face{position:absolute;inset:0;backface-visibility:hidden;-webkit-backface-visibility:hidden;background:#16161b;border:1px solid rgba(255,255,255,.12);border-radius:20px;padding:24px;display:flex;align-items:center;justify-content:center;box-shadow:0 12px 30px #00000080}.landing-flashcard-frame .study-card-face--back{transform:rotateY(180deg)}.landing-study-audio-badge{display:inline-flex;align-items:center;gap:6px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11px;color:#64d2ff;margin-top:6px}.landing-study-controls{width:100%;max-width:380px}.landing-reveal-sim{pointer-events:none;display:flex;align-items:center;justify-content:center;gap:8px;width:100%;padding:12px;background:#202026;border:1px solid rgba(255,255,255,.12);border-radius:12px;font-size:14px;font-weight:600;color:#fff}.landing-grades-box{display:flex;flex-direction:column;gap:12px;width:100%}.landing-grades-box .study-grades{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;width:100%}.landing-grades-box .study-grade-btn{display:flex;flex-direction:column;align-items:center;padding:8px 6px;border-radius:10px;border:1px solid rgba(255,255,255,.1);background:#18181c;pointer-events:none}.study-grade-btn--again{color:#ff453a}.study-grade-btn--good{color:#0a84ff}.study-grade-btn--easy{color:#30d158}.study-grade-btn.is-demo-active{border-color:#0a84ff;background:#0a84ff2e;box-shadow:0 0 16px #0a84ff66}.study-grade-title{font-size:12.5px;font-weight:700}.study-grade-interval{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:10.5px;opacity:.8}.landing-review-meta{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11.5px;text-align:center;color:#8e8e93;padding:4px 0}.editorial-trust-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}@media(max-width:768px){.editorial-trust-grid{grid-template-columns:1fr}}.trust-pillar-item{background:#111114;border:1px solid rgba(255,255,255,.08);border-radius:20px;padding:24px 20px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:8px}.trust-pillar-icon-box{width:44px;height:44px;border-radius:12px;background:#0a84ff1f;border:1px solid rgba(10,132,255,.3);display:flex;align-items:center;justify-content:center;color:#64d2ff;margin-bottom:4px}.trust-pillar-num{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11px;font-weight:700;color:#64d2ff;letter-spacing:.1em}.trust-pillar-title{margin:0;font-size:16px;font-weight:750;color:#fff;letter-spacing:-.015em}.trust-pillar-desc{margin:0;font-size:13.5px;line-height:1.5;color:#9b9ba1}.editorial-access-section{display:flex;justify-content:center}.editorial-auth-card{width:100%;max-width:32rem;background:#121215;border:1px solid rgba(255,255,255,.12);border-radius:26px;padding:36px 30px;box-shadow:0 24px 64px -12px #000000b3}.editorial-auth-header{margin-bottom:20px}.editorial-auth-title{margin:4px 0 8px;font-size:24px;font-weight:800;letter-spacing:-.02em;color:#fff}.editorial-auth-sub{margin:0;font-size:14px;line-height:1.5;color:#8e8e93}.signin-panel{display:flex;flex-direction:column;align-items:flex-start;gap:14px}.signin-lead{margin:0;font-size:14px;line-height:1.5;color:#9b9ba1}.signin-field{width:100%}.signin-button{min-height:44px;margin-top:6px}.signin-panel .auth-toggle{margin-top:8px;font-size:13px;color:#8e8e93}.signin-panel .auth-toggle:hover{color:#0a84ff}.escape-notice{display:flex;flex-direction:column;align-items:flex-start;gap:14px}.escape-title{margin:0;font-size:20px;font-weight:750;letter-spacing:-.015em;color:#fff}.escape-body{margin:0;font-size:14px;line-height:1.5;color:#9b9ba1}.escape-action{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 20px;border:0;border-radius:12px;background:#0a84ff;color:#fff;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13px;font-weight:600;letter-spacing:.02em;text-decoration:none;cursor:pointer}.escape-action:hover{background:#0070e0}.escape-action--ghost{background:none;border:1px solid rgba(255,255,255,.15);color:#fff}.escape-action--ghost:hover{border-color:#0a84ff;background:#0a84ff1a}.escape-steps{margin:0;padding-left:18px;font-size:13.5px;line-height:1.6;color:#9b9ba1}.escape-steps strong{color:#fff}.editorial-footer{margin-top:24px;padding-top:32px;border-top:1px solid rgba(255,255,255,.07);text-align:center}.editorial-footer-inner{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:8px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px;color:#58585c}.footer-mark{font-family:"Noto Sans Khmer",var(--khmer);color:#64d2ff;font-size:14px}:root[data-theme=dark]{--ground: #000000;--raise: #1c1c1e;--edge: rgba(84, 84, 88, .55);--edge-soft: rgba(84, 84, 88, .3);--bone: #ffffff;--ash: #9b9ba1;--dim: #58585c;--ember: #0a84ff;--ember-deep: #0070e0;--ember-ink: #ffffff;--sugar: #64d2ff;--danger: #ff453a;--danger-soft: rgba(255, 69, 58, .14);--scrim: rgba(0, 0, 0, .6);--wave-rest: #303034;--shadow-card: none}:root[data-theme=light]{--ground: #f2f2f7;--raise: #ffffff;--edge: rgba(60, 60, 67, .2);--edge-soft: rgba(60, 60, 67, .1);--bone: #1c1c1e;--ash: #6c6c72;--dim: #9a9aa1;--ember: #0b6bcb;--ember-deep: #095aa8;--ember-ink: #ffffff;--sugar: #0a94b4;--danger: #d70015;--danger-soft: rgba(215, 0, 21, .09);--scrim: rgba(0, 0, 0, .35);--wave-rest: #d3d3da;--shadow-card: 0 1px 2px rgba(0, 0, 0, .05), 0 8px 24px -16px rgba(0, 0, 0, .22)}:root{--chassis: var(--ground);--panel: var(--raise);--raised: var(--raise);--ink: var(--bone);--ink-dim: var(--ash);--line: var(--edge);--line-soft: var(--edge-soft);--signal: var(--ember);--signal-deep: var(--ember-deep);--signal-soft: color-mix(in srgb, var(--ember) 12%, transparent);--mark: var(--ember);--mark-deep: var(--ember-deep);--mark-soft: color-mix(in srgb, var(--ember) 12%, transparent);--info: var(--sugar);--info-deep: var(--ember-deep);--info-soft: color-mix(in srgb, var(--sugar) 12%, transparent);--sans: "Noto Sans Khmer", -apple-system, "SF Pro Text", "Segoe UI", system-ui, sans-serif;--mono: "Noto Sans Khmer", ui-rounded, "SF Pro Rounded", -apple-system, system-ui, sans-serif;--khmer: "Noto Sans Khmer", var(--sans);--serif: var(--sans);color:var(--ink);background:var(--chassis);font-family:var(--sans)}*{box-sizing:border-box}body{margin:0;min-width:320px}button,input{font:inherit;color:inherit}button{cursor:pointer;-webkit-tap-highlight-color:transparent}button:disabled{cursor:not-allowed;opacity:.5}.app-frame{height:100dvh;display:flex;flex-direction:column}.app-main{flex:1;min-height:0;width:100%;max-width:30rem;margin:0 auto;padding:0;display:flex;flex-direction:column;overflow-y:auto}.avatar{border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-weight:600;color:var(--ember-ink);flex-shrink:0}.bot-avatar{background:linear-gradient(160deg,var(--raised),var(--panel));color:var(--ink);border:1px solid var(--line)}@keyframes reveal-in{0%{opacity:0;transform:translateY(4px)}}.script{margin:.7rem .1rem 0;line-height:2.25;padding-bottom:.15rem;animation:reveal-in .18s ease-out}.w{font-family:var(--sans);font-size:.97rem;font-weight:450;letter-spacing:.005em;color:var(--ink);background:none;border:0;border-radius:4px 4px 0 0;padding:.12rem .32rem .14rem;margin:0 .12rem;min-width:2.25rem;box-shadow:inset 0 -1px 0 var(--line);transition:box-shadow .14s ease,background-color .14s ease,color .14s ease}.w[aria-pressed=true]{color:var(--bone);background:var(--signal-soft);box-shadow:inset 0 -2px 0 var(--signal)}.punct{color:var(--ink-dim);font-size:.97rem;padding:0 .1rem}.script.km{line-height:2.35}.script.km .w,.script.km .punct{font-family:var(--khmer);font-size:1.13rem}.script.km .w{min-width:0}.sentence-context{margin:0 .1rem;line-height:1.9;font-size:.9rem}.sentence-context .w{min-width:0;margin:0 .08rem;padding:.05rem .22rem;box-shadow:none;display:inline-block;overflow-wrap:break-word}.sentence-context .w.current{color:var(--bone);background:var(--signal-soft);border-radius:4px;box-shadow:inset 0 -2px 0 var(--signal)}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important}}.sheet-overlay{position:fixed;inset:0;z-index:40;background:var(--scrim);display:flex;align-items:flex-end;justify-content:center}.sheet{width:100%;max-width:30rem;max-height:88dvh;overflow-y:auto;background:var(--panel);border:1px solid var(--line);border-radius:20px 20px 0 0;padding:.7rem 1.15rem calc(1.1rem + env(safe-area-inset-bottom))}@media(min-width:640px){.sheet-overlay{align-items:center;padding:1.25rem}.sheet{border-radius:16px}}.sheet-grip{width:2.5rem;height:4px;border-radius:2px;background:var(--line);margin:0 auto .9rem}.sheet h2{font-size:1.05rem;margin:0 0 .5rem}.mark-audio-sheet{display:flex;flex-direction:column;padding:0;overflow:hidden}.mark-audio-sheet .sheet-scroll{overflow-y:auto;min-height:0;padding:.7rem 1.15rem 1rem}.mark-audio-sheet .sheet-actions{flex:none;margin-top:0;padding:.75rem 1.15rem calc(.9rem + env(safe-area-inset-bottom));border-top:1px solid var(--line)}.sheet-actions{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:.55rem;margin-top:1.1rem}.sheet-actions button{font-family:var(--mono);font-size:.72rem;text-transform:uppercase;letter-spacing:.09em;min-height:2.75rem;padding:.5rem .85rem;background:var(--raised);border:1px solid var(--line);border-radius:8px}.sheet-actions button:active:not(:disabled){transform:scale(.97)}.sheet-actions .primary{background:var(--signal-soft);border-color:var(--signal-deep);color:var(--signal)}.mark-audio-controls{display:flex;align-items:center;gap:.75rem;margin:.7rem 0 0}.locate-panel--footer{margin-top:1.2rem;padding-top:.9rem;border-top:1px dashed var(--line)}.locate-footer-title{font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;color:var(--ink-dim);font-weight:600}.locate-footer-hint{font-size:.72rem;color:var(--ink-dim)}.locate-panel--footer .clip-full{margin-top:.6rem}.edit-card{margin-top:.9rem;background:var(--raised);border:1px solid var(--line);border-radius:14px;padding:.8rem .85rem .9rem}.edit-card>*:first-child{margin-top:0}.clip-full{display:flex;align-items:center;gap:.6rem;margin-top:.9rem}.clip-full .clip-overview{flex:1;min-width:0;margin:0}.clip-play-full{width:2.75rem;height:2.75rem;border-radius:50%;border:1px solid var(--signal-deep);background:none;color:var(--signal);display:inline-flex;align-items:center;justify-content:center;flex-shrink:0}.clip-play-full svg{width:1rem;height:1rem;fill:currentColor}.clip-play-full:active:not(:disabled){transform:scale(.94)}.clip-play-selected{display:inline-flex;align-items:center;gap:.5rem;min-height:2.75rem;padding:0 1.2rem;border:none;border-radius:999px;background:var(--signal);color:var(--ember-ink);font-weight:500}.clip-play-selected svg{width:1rem;height:1rem;fill:currentColor}.clip-play-selected:active:not(:disabled){transform:scale(.97)}.clip-overview,.clip-scrubber{display:block;width:100%;margin:.9rem 0 0;border:1px solid var(--line);border-radius:8px;padding:0;background:var(--raised);overflow:hidden;position:relative}.clip-overview canvas,.clip-scrubber canvas{display:block;width:100%}.clip-playhead{position:absolute;inset:0;pointer-events:none}.clip-scrubber{position:relative;touch-action:none;cursor:ew-resize;-webkit-user-select:none;user-select:none;border-color:var(--signal-deep)}.clip-scrubber:focus-visible{outline:2px solid var(--signal);outline-offset:2px}.clip-scrubber-hint{position:absolute;bottom:4px;left:50%;transform:translate(-50%);border-radius:999px;background:color-mix(in srgb,var(--ground) 85%,transparent);padding:1px 8px;font-family:var(--mono);font-size:.62rem;letter-spacing:.06em;white-space:nowrap;color:var(--ink-dim);pointer-events:none}.sheet-header{display:flex;align-items:center;justify-content:space-between;gap:.5rem}.sheet-header h2{margin:0}.clip-help-btn{width:2rem;height:2rem;border-radius:50%;border:1px solid var(--line);background:var(--panel);color:var(--ink-dim);font-family:var(--sans);font-size:.95rem;font-weight:600;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0}.clip-help-btn:active{background:var(--line-soft);color:var(--ink)}.clip-hint-bar{display:flex;align-items:center;gap:10px;padding:9px 12px;margin-bottom:8px;border:1px solid var(--ember);border-radius:10px;background:color-mix(in srgb,var(--ember) 7%,transparent)}.clip-hint-bar-text{flex:1;font-size:13px;line-height:1.45;color:var(--bone)}.clip-hint-bar-dismiss{flex-shrink:0;min-height:30px;padding:0 10px;border:1px solid var(--ember);border-radius:7px;background:none;color:var(--ember);font:inherit;font-size:12px;font-weight:600;white-space:nowrap;cursor:pointer}.clip-hint-bar-dismiss:focus-visible{outline:2px solid var(--ember);outline-offset:2px}.clip-nudge{display:flex;gap:.75rem;margin-top:.75rem}.clip-nudge-group{flex:1;display:flex;align-items:center;gap:.35rem;background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:.25rem .4rem}.nudge-label{flex:1;font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;color:var(--ink-dim);padding-left:.3rem}.clip-nudge-group button{width:2.2rem;height:2.2rem;border:1px solid var(--line);border-radius:8px;background:var(--raised);font-family:var(--mono);font-size:1.1rem;font-weight:500;color:var(--ink);display:inline-flex;align-items:center;justify-content:center}.clip-nudge-group button:active:not(:disabled){background:var(--line-soft)}.auth-screen{flex:1;display:flex;align-items:center;justify-content:center;padding:1.25rem}.auth-card{width:100%;max-width:24rem;background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:1.75rem 1.5rem;display:flex;flex-direction:column;align-items:center;text-align:center;box-shadow:var(--shadow-card)}.auth-avatar{width:3rem;height:3rem;font-size:1.1rem;margin-bottom:.9rem}.auth-title{margin:0;font-size:1.15rem;font-weight:600}.auth-subtitle{margin:.35rem 0 1.4rem;color:var(--ink-dim);font-size:.9rem;line-height:1.45}.auth-card form{width:100%;display:flex;flex-direction:column;gap:.9rem}.auth-field{display:flex;flex-direction:column;gap:.35rem;text-align:left;font-size:.85rem;color:var(--ink-dim)}.auth-field input{background:var(--raised);border:1px solid var(--line);border-radius:8px;padding:.65rem .75rem;color:var(--ink);font-size:.95rem}.auth-field input:focus-visible{outline:none;border-color:var(--ink-dim)}.auth-error{margin:0;color:var(--signal);font-size:.85rem;text-align:left}.auth-submit{width:100%;min-height:2.9rem;border-radius:10px;font-family:var(--mono);font-size:.78rem;text-transform:uppercase;letter-spacing:.09em;background:var(--signal-soft);border:1px solid var(--signal-deep);color:var(--signal)}.auth-submit:active:not(:disabled){transform:scale(.98)}.auth-toggle{margin-top:1.2rem;background:none;border:none;color:var(--ink-dim);font-size:.83rem;text-decoration:underline;text-decoration-color:var(--line);text-underline-offset:3px}